Linked from
The 11 pages that link to Siege of Jerusalem (1187), each with the reason it gives.
JerusalemBroader topic: Its outcome ended nearly a century of Crusader rule in Jerusalem.
Kingdom of JerusalemBroader topic: Its outcome deprived the kingdom of its namesake capital.
SaladinBroader topic: This siege completed the campaign that began with the defeat at Hattin.
Third CrusadeBroader topic: Its outcome supplied the campaign’s immediate objective.