London
The Crusades were the battle and a battle does not fight, soldiers in the battle fight. If your question was asking what the Crusaders were fighting for and who they were fighting against see the below link.
The Romans fight against the Macedonians in the sea battle.
The Romans
The Romans and the Celts fought in Hadrians Wall.
battle of bull run
The Celts and the Romans had a verry big fight knowone knows except the Celts and the Romans by Leo rackauskas
to fight for freedom against slaves
they won in the battle
Although he hated to fight against the British, he had to fight against tyranny.
Islam teaches that Muslim warriors will receive many rewards for dying in battle against infidel forces. That is why they are willing to fight and die in battle.
yes they fought against William on normandy
No. This battle was between the German army trying to advance east against Russian defenders.