Osprey's study of the battle at Acre, one of the last campaigns of the Crusages (1095-1291). In April 1291, a Mamluk army laid siege to Acre, the last great Crusader fortress in the Holy Land. For six weeks, the siege dragged on until the Mamluks took the outer wall, which had been breached in several places. The Military Orders drove back the Mamluks temporarily, but three days later the inner wall was breached. King Henry escaped, but the bulk of...