AD 50

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AD 50 (

• Cologne is raised to the status of a city.
• Utrecht is founded, and a Roman fortification (castellum) is constructed at the Rhine border in the present-day Netherlands.
• Claudius adopts Nero.
• In
  Cumanus has the culprit beheaded, calming down the Jews and delaying for two decades the outbreak of their revolt.^[1]
• In Britain, governor Publius Ostorius Scapula begins his campaign against the recalcitrant Silures of south Wales, who are led by the former Catuvellaunian prince Caratacus. London (Londinium), Exeter (Isca Dumnoniorum), Tripontium (near modern Rugby) and the fort of Manduessedum (near modern Atherstone) are founded (approximate date).
• Roman emperor
  Agrippa II governor of Chalcis
  .
• Romans build a wooden bridge across the Thames in the London area.

South Asia

• The Yuezhi tribes are united under the Kushan leader Kujula Kadphises, thus creating the Kushan Empire in Afghanistan and northern India. (approximate date

Americas

• The San Bartolo pyramid is completed around this time.

By topic

Religion

• Paul travels to Philippi, Thessaloniki, Veroia, and Athens (second missionary journey).
• Christianity is introduced throughout Nubia by a high official of Queen Judith.
• The Epistle to the Romans is written (approximate date).
• The
  Apostles hold the Council of Jerusalem
  (approximate date).
• The Hsien Taoism form of Taoism spread through China more often than before and popularized (approximate date)^[2]

Arts and sciences

• Hero of Alexandria invents a steam turbine (possible date).
• Pamphilus of Alexandria writes a poetic lexicon.
• Pedanius Dioscorides describes the medical applications of plants in De Materia Medica.
• Diogenes, the Greek explorer, discovers the African Great Lakes.
• The distinction between chronic maladies and acute illnesses is made by Thessalos.

Births

• Cai Lun, Chinese inventor of paper and the papermaking process (d. 121)

Deaths

• Abgar V, Roman client king of Osroene (approximate date)
• Aulus Cornelius Celsus, Roman author of De Medicina (b. c. 25 BC)
• Gamaliel the Elder, Jewish ruler (Nasi) in Babylonia
  (approximate date)
• Gaius Julius Phaedrus, Roman fabulist (b. c. 15 BC)
• philosopher (b. c. 20 BC
  )
• Scribonius Largus, Roman court physician (b. c. AD 1)

References