Why is Sardinia part of Italy but Corsica part of France?

So Corsica is now French. It should be noted, however, that both Corsica and Sardinia retain very strong regional characters. They are home to two very proud people with their own cultures, languages, and traditions. Their being part of Italy or France, while highly relevant, is secondary to all that. read more

Sardinia is part of modern day Italy , Corsica is not. The Kingdom of Sardinia was one of the driving forces behind Italian reuinification. Corsica however is still occupied by France (and possibly kept the island, as France supported the italians against the Austrian Empire). read more

In the 7th century BC, the greeks founded colonies in Corsica, and named the inhabitants Κὁρυιοι (Corsi). During 500 BC the Etrurians (mainland Italy) and the Carthaginians (modern Lebanon) made an alliance and fought the greeks away from Corsica and Sardinia, leaving Corsica to the Etrurians and Sardinia to the Carthaginians. read more