In 1187, he was forced to engage in a war against Aleppo and Damascus, an arduous war in which he actually forced the allied forces to retreat. This first success of Leo is of great significance from a historical perspective, for at the same time that Saladin had begun his decisive battle against the Latin
state of Jerusalem, the forces of Leo drew away the attention of some part of his forces and this way easing the pressure on the crusaders.
Prince of Cilicia (1199–1375)
Coronation Leo was crowned on 6 January 1198 (or 1199) in the Hagia Sophia at Tarsus, the traditional place of coronation for the monarchs of Cilician Armenia.
Antiochene War of Succession In Cyprus between 28 January 1210/27 January 1211 Leo married
Sibylle, the half-sister of King
Hugh I of Cyprus. ==Last years==