Strongpoint

Source: Wikipedia, the free encyclopedia.
A German concrete pillbox or blockhouse after capture by the Coldstream Guards on the outskirts of Houlthulst Forest, Battle of Poelcappelle, 10 October 1917

In

lines of communication, such as high ground, is preferred. Examples from history include Thermopylae, where the ancient Greeks held back a much larger Persian army, and Monte Cassino, which anchored the Winter Line in Italy in World War II
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