History of Portugal (1415–1578)

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Kingdom of
Portugal and the Algarves
Reyno de Portugal et dos Algarues (Old Modern Portuguese)
1415–1580
Flag of Portugal
Flag (1485-1495)
Capital
Absolute Monarchy
Monarch 
• 1415–1433
João I (first)
• 1578–1580
Henrique I (last)
History 
• 
Conquest of Ceuta
14 August 1415
4 August 1578
31 January 1580
CurrencyPortuguese dinheiro, Portuguese real
ISO 3166 codePT
Preceded by
Succeeded by
Portugal in the Middle Ages
Iberian Union

The history of the

Old Portuguese to the modern Portuguese language
.

John I

siege and conquest of the city of Ceuta in 1415. By this step he aimed to control navigation of the African coast. But in the broader perspective, this was the first step opening the Arab world to medieval Europe, which in fact led to the Age of Discovery
with Portuguese explorers sailing across the whole world.

Contemporaneous writers describe John as a man of wit, very keen on concentrating power on himself, but at the same time with a benevolent and kind personality. His love for knowledge and culture was passed to his sons, often collectively referred to by Portuguese historians as the "

Henry the Navigator
, the duke of Viseu, invested heavily in science and the development of nautical pursuits. In 1430, John's only surviving daughter, Isabella, married
Philip the Good, Duke of Burgundy, and enjoyed an extremely refined court culture in his lands; she was the mother of Charles the Bold
.

Edward

Prince Henry, the Navigator

Under

Infante John were both against the initiative; they preferred to avoid conflict with the king of Morocco. Their instincts proved to be justified. The resulting attack on Tangier
, led by Henry, was a debacle. Failing to take the city in a series of assaults, the Portuguese siege camp was soon itself surrounded and starved into submission by a Moroccan relief army. In the resulting treaty, Henry promised to deliver Ceuta back to the Marinids in return for allowing the Portuguese army to depart unmolested. Duarte's youngest brother, Ferdinand, was handed over to the Marinids as a hostage for the final handover of the city.

Afonso V

Treaty of Tordesillas

Meanwhile, colonization progressed in the Azores and Madeira, where sugar and wine were now produced; above all, the gold brought home from Guinea stimulated the commercial energy of the Portuguese. It had become clear that, apart from their religious and scientific aspects, these voyages of discovery were highly profitable. Under Afonso V (1443–1481), surnamed the African, the Gulf of Guinea was explored as far as Cape St Catherine (Cabo Santa Catarina),[4] [5]

Arzila and Tangier were captured from the Moors. Under John II (1481–1495) the fortress of São Jorge da Mina, the modern Elmina, was founded for the protection of the Guinea trade. Diogo Cão, discovered the Congo in 1482 and reached Cape Cross in 1486; Bartolomeu Dias doubled the Cape of Good Hope in 1488, thus proving that the Indian Ocean
was accessible by sea.

Conquest of Tangier in 1471, from the Pastrana series of tapestries

After 1492 the arrival of

Moluccas (see History of East Indies). The treaty was chiefly valuable to the Portuguese as a recognition of the prestige they had acquired. That prestige was enormously enhanced when, in 1497–1499, Vasco da Gama
completed the voyage to India.

The tendency to secrecy and falsification of dates casts doubts about the authenticity of many

Memory of the World Register in 2007 in recognition of its historical value "for acquiring knowledge of the political, diplomatic, military, economic and religious history of numerous countries at the time of the Portuguese Discoveries."[7]

Afonsine Ordinances

King Afonso V of Portugal

While the Crown was thus acquiring new possessions, its authority in Portugal was temporarily overshadowed by the growth of

D. Pedro, duke of Coimbra, who acted as regent during the minority of Afonso V of Portugal (1439–1448). The head of the aristocratic opposition was the Duke of Braganza, who contrived to secure the sympathy of the king and the dismissal of the regent. The quarrel led to civil war, and on 20 May 1449, D. Pedro was defeated and killed at the Battle of Alfarrobeira. Thenceforward the grants made by John I
were renewed and extended on so lavish a scale that the Braganza estates alone comprised about a third of the whole kingdom.

An unwise foreign policy simultaneously injured the royal prestige, for Afonso married his own niece, Joanna, daughter of Henry IV of Castile, and claimed the kingdom of Castile in her name. At the Battle of Toro, in 1476, he fought an indecisive battle that made him realize that his claims to the Castilian throne were not achievable. However, Portugal defeated Castile in the naval war (1475–79) of the same conflict (War of the Castilian Succession), capturing a large Castilian fleet -full of gold- in the Battle of Guinea (1478).

In 1479

Ferdinand and Isabella and Afonso signed the Treaty of Alcáçovas, by which Joanna was relegated to a convent
and Portugal won the hegemony in the Atlantic Ocean.

His successor, John II (1481–1495), reverted to the policy of matrimonial alliances with Castile and friendship with

feudal nobility and seize its territories. The Portuguese Cortes held at Évora (1481) empowered judges nominated by the Crown to administer justice in all feudal domains. The nobles resisted this infringement of their rights, but their leader, Fernando II, Duke of Braganza, was beheaded for high treason in 1483; in 1484 the king stabbed to death his own brother-in-law, Diogo, Duke of Viseu; and eighty other members of the aristocracy were executed afterwards. Thus John "the Perfect," as he was called, assured the supremacy of the Crown. He was succeeded in 1495 by Manuel I
, who was named "the Great" or "the Fortunate," because in his reign the sea route to India was discovered and a Portuguese Empire founded.

Imperial expansion (1481–1557)

King John II in Chronica d'El-Rei D. João II; Rui de Pina, c. 1497–1504.

Portuguese explorations were his main priority in government, pushing south the known coast of Africa with the purpose of discovering the maritime route to India and breaking into the spice trade. Manuel I
(r. 1495–1521) proved a worthy successor to his cousin John II, supporting Portuguese exploration of the Atlantic Ocean and the development of Portuguese commerce.

Under

Ming Dynasty, and Japan, during the Muromachi period (see Nanban trade). John III abandoned Muslim territories in North Africa in favor of trade with India and investment in Brazil. In Europe, he improved relations with the Baltic region and the Rhineland
, hoping that this would bolster Portuguese trade.

Sebastian I

Sebastian of Portugal was the penultimate Portuguese monarch of the House of Aviz
. He was the son of
John Manuel, Prince of Portugal, and his wife, Joanna of Austria. Sebastian succeeded to the throne at the age of three, on the death of King John III, his paternal grandfather. Soon after his birth, his mother Joanna of Spain left her infant son to serve as Regent of Spain for her father, Emperor Charles V. After his abdication in 1556, she served in the same capacity for her brother Philip II of Spain. Joanna remained in Spain until her death in 1573, never to see her son again. Since Sebastian was still a child, the regency was handled first by his paternal grandmother, Catherine of Austria, and then by his great-uncle, Cardinal Henry of Évora. During this period Portugal continued colonial expansion in Angola, Mozambique, and Malacca, as well as the annexation of Macau
in 1557.

D. Sebastião I. R. de Portugal XVI.

During Sebastian's short personal reign, he strengthened ties with the Holy Roman Empire, England and France through diplomatic efforts. He also restructured much of the administrative, judicial and military life in his kingdom. In 1568, Sebastian created scholarships to provide financial assistance to students who wished to study medicine or pharmacy at the University of Coimbra. In 1569, Sebastian ordered Duarte Nunes de Leão to compile all the laws and legal documents of the kingdom in a collection of Leis Extravagantes known as Código Sebastiânico (Sebastian's code).

During the great plague of Lisbon in 1569, Sebastian sent for doctors from Seville to help the Portuguese doctors fight the plague. He created two hospitals in Lisbon to take care of the afflicted. In his concern for the widows and orphans of those killed by the plague, he created several Recolhimentos (shelters), known as the Recolhimento de Santa Marta (shelter of Santa Marta) and the Recolhimento dos Meninos (shelter of the children), and provided wet nurses to take care of the babies.

Sebastian created laws for the military, the Lei das Armas, that would become a military organization model. In 1570 Goa was attacked by the Indian army, but the Portuguese were successful in repulsing the assault. Also in 1570, Sebastian ordered that Brazilian Indians should not be used as slaves and ordered the release of those held in captivity.

The Celeiros Comuns (Communal Granaries) were inaugurated in 1576 on Sebastian's orders. These were lending institutions intended to help to poor farmers when farm production decreased, giving credit, lending seeds and commodities to the needy, and allowing them to pay back with farm products when they recovered from losses.

In 1577 Sebastian's ordinance Da nova ordem do juízo, sobre o abreviar das demandas, e execução dellas decreased the time for handling legal actions, regulated the action of lawyers, scribes and other court officials, and created fines for delays.

Sebastian disappeared (and was presumably killed in action) in the battle of Alcácer Quibir in 1578, after the brief reign of King Henry triggering the Portuguese succession crisis.

Dynastic crisis and union with Spain

Following the

Portuguese crisis of succession, a dynastic union joined the crowns of Castile, Portugal and Aragon along with their respective colonial possessions, under the rule of the Habsburg dynasty

The unification of the peninsula had long been a goal of the region's monarchs with the intent of restoring the

The history of Portugal from the

Braganza Dynasty monarchs was a period of transition. The Portuguese Empire's spice trade was peaking at the start of this period. It continued to enjoy widespread influence after Vasco da Gama
had finally reached the East by sailing around Africa in 1497–98.

Explorations

Reasons for exploration

Portugal's long shoreline, with its many harbours and rivers flowing westward to the

Hanseatic league
towns.

Padrão dos Descobrimentos ("Monument to the Discoveries") in Lisbon

Having fought to achieve and to retain independence, the nation's leadership had also a desire for fresh conquests. Added to this was a long struggle to expel the Moors that was religiously sanctioned and influenced by foreign crusaders with a desire for martial fame. Making war on Islam seemed to the Portuguese both their natural destiny and their duty as Christians.

One important reason was the need to overcome the expensive eastern trade routes, dominated first by the republics of Venice and Genoa in the Mediterranean, and then controlled by the Ottoman Empire after the conquest of Constantinople in 1453, barring European access, and going through North Africa and the historically important combined-land-sea routes via the Red Sea. Both spice and silk were big businesses of the day, and arguably, spices which were used as medicine, drugs and preservatives was something of a necessity—at least to those Europeans of better than modest means.

The

The Consolidation of the Monarchy in Portugal.) A constant exchange of cultural ideals made Portugal a centre of knowledge and technological development. Due to these connections with Islamic kingdoms, many mathematicians and experts in naval technology appeared in Portugal. The Portuguese government impelled this even further by taking full advantage of this and by creating several important research centres in Portugal, where Portuguese and foreign experts made several breakthroughs in the fields of mathematics, cartography and naval technology. Sagres and Lagos in the Algarve
become famous as such places.

Portuguese nautical science

The successive expeditions and experience of the pilots led to a fairly rapid evolution of Portuguese nautical science, creating an elite of

cartographers, among them stood Pedro Nunes with studies on how to determine the latitudes by the stars and João de Castro
.

Ships

A modern replica of a Portuguese caravel

Until the 15th century, the Portuguese were limited to coastal

Arguim in the current Mauritania
.

The ship that truly launched the first phase of the Portuguese discoveries along the African coast was the caravel, a development based on existing fishing boats. They were agile and easier to navigate, with a tonnage of 50 to 160 tons and 1 to 3 masts, with lateen triangular sails allowing luffing. The caravel benefited from a greater capacity to tack. The limited capacity for cargo and crew were their main drawbacks, but did not hinder its success. Limited crew and cargo space was acceptable, initially, because as exploratory ships, their "cargo" was what was in the explorer's feedback of a new territory, which only took up the space of one person.[9] Among the famous caravels are Berrio and Caravela Annunciation.

With the start of long oceanic sailing also large ships developed. "Nau" was the Portuguese archaic synonym for any large ship, primarily merchant ships. Due to the piracy that plagued the coasts, they began to be used in the navy and were provided with cannon windows, which led to the classification of "naus" according to the power of its artillery. They were also adapted to the increasing maritime trade: from 200 tons capacity in the 15th century to 500, they become impressive in the 16th century, having usually two decks, stern castles fore and aft, two to four masts with overlapping sails. In India travels in the sixteenth century there were also used carracks, large merchant ships with a high edge and three masts with square sails, that reached 2000 tons.

Celestial navigation

Ephemeris by Abraham Zacuto in Almanach Perpetuum, 1496

In the thirteenth century

Pedro Escobar
in 1471, starting the celestial navigation on this constellation. But the results varied throughout the year, which required corrections.

To this the Portuguese used the astronomical tables (Ephemeris), precious tools for oceanic navigation, which have experienced a remarkable diffusion in the fifteenth century. These tables revolutionized navigation, allowing to calculate latitude. The tables of the Almanach Perpetuum, by astronomer Abraham Zacuto, published in Leiria in 1496, were used along with its improved astrolabe, by Vasco da Gama and Pedro Álvares Cabral.

Sailing techniques

oceanic gyres

Besides coastal exploration, Portuguese also made trips off in the ocean to gather

Coriolis, facilitating the way to Lisbon and thus enabling the Portuguese venturing increasingly farther from shore, the maneuver that became known as the "volta do mar
" (English: return of the sea).

Cartography

Pre-mercator navigation chart of the Coast of Africa (1571), by Fernão Vaz Dourado (Torre do Tombo, Lisbon)

It is thought that

cartographers at the service of Prince Henry. However the oldest signed Portuguese sea chart is a Portolan made by Pedro Reinel in 1485 representing the Western Europe and parts of Africa, reflecting the explorations made by Diogo Cão. Reinel was also author of the first nautical chart known with an indication of latitudes in 1504 and the first representation of a Wind rose
.

With his son, cartographer Jorge Reinel and Lopo Homem, they participated in the making of the atlas known as "Lopo Homem-Reinés Atlas" or "Miller Atlas", in 1519. They were considered the best cartographers of their time, with Emperor Charles V wanting them to work for him. In 1517 King Manuel I of Portugal handed Lopo Homem a charter giving him the privilege to certify and amend all compass needles in vessels.

In the third phase of the former Portuguese nautical cartography, characterized by the abandonment of the influence of Ptolemy's representation of the East and more accuracy in the representation of lands and continents, stands out Fernão Vaz Dourado (Goa ~ 1520 – ~ 1580), whose work has extraordinary quality and beauty, giving him a reputation as one of the best cartographers of the time. Many of his charts are large scale.

Henry the Navigator

It was the genius of

slaves was brought to Lisbon; and slave trading soon became the most profitable branch of Portuguese commerce, until India was reached. The Senegal was reached in 1445, Cape Verde was passed in the same year, and in 1446 Álvaro Fernandes pushed on almost as far as Sierra Leone. This was probably the farthest point reached before the Navigator died in 1460. Another vector of the discoveries were the voyages westward, during which the Portuguese discovered the Sargasso Sea and possibly sighted the shores of Nova Scotia
well before 1492.

Portuguese in Asia

The effort to colonize and maintain territories scattered around the entire coast of Africa and its surrounding islands, Brazil, India and Indic territories such as in Sri Lanka, Malaysia, Japan, China, Indonesia and Timor was a challenge for a population of only one million. Combined with constant competition from the Spanish this led to a desire for secrecy about every trade route and every colony. As a consequence, many documents that could reach other European countries were in fact fake documents with fake dates and faked facts, to mislead any other nation's possible efforts.

Portuguese discoveries and explorations (1415–1543)

King John III
rule (1521–1557) (green)

Chronology of the Portuguese discoveries

(missing data on Ormuz – from Socotra to Basra, including Muscat, Bahrain, islands in Strait of Hormuz, etc.)

See also

References

Citations

  1. .
  2. .
  3. ^ Cartwright, Mark. "Portuguese Macao". World History Encyclopedia. Retrieved October 7, 2022.
  4. . in 1475 when his contract expired Rui de Sequeira had reached Cabo Santa Caterina (Cape Saint Catherine) south of the equator and the Gabon River.
  5. . and about the same time Lopo Gonçalves crossed the Equator, while Ruy de Sequeira went on to Cape St. Catherine, two degrees south of the line.
  6. . Gomes was obligated to pledge a small percentage of his profits to the royal treasury. Starting from Sierra Leone in 1469, this monetarily motivated entrepreneurial explorer spent the next five years extending Portugal's claims even further than he had been required, reaching as far south as Cape St. Catherine before his contract came up for renewal.
  7. ^ "Corpo Cronológico (Collection of Manuscripts on the Portuguese Discoveries)". UNESCO Memory of the World Programme. May 16, 2008. Archived from the original on September 18, 2008. Retrieved December 14, 2009.
  8. ^ DEBATE SOBRE LA IDENTIDAD DE ESPAÑA. El Mundo
  9. ^ Roger Smith, "Vanguard of the Empire", Oxford University Press, 1993, p.30
  10. ^ B. W. Diffie, Foundations of the Portuguese Empire, 1415 -1580, Minneapolis, University of Minnesota Press, p. 28.
  11. ^  This article incorporates text from a publication now in the public domainWood, James, ed. (1907). "Almeida". The Nuttall Encyclopædia. London and New York: Frederick Warne.
  12. .

Sources