Philadelphia campaign happened in 1777.
There was a Philadelphia Campaign. It include an American evacuation of Philadelphia, a British capture and occupation, and a British evacuation followed by an American capture. There were many battles around Philadelphia. But there was no actual Battle of Philadelphia. (Google produced a result, which was an article entitled "The Battle for Philadelphia," but it was about the campaign, rather than a specific battle.) There is a link below to an article on the Philadelphia campaign.
Pingjin Campaign happened in 1949.
Trafalgar Campaign happened in 1805.
Flanders Campaign happened in 1793.
Long campaign happened in 1443.
Transoxania Campaign happened in 1504.
Mahdia campaign happened in 1087.
Illinois campaign happened in 1778.
Hanzhong Campaign happened in 217.
Palatinate campaign happened in 1622.
Crimean Campaign happened in 1941.
Malayan Campaign happened in 1942.