Alexander is a 2004 epic historical drama film based on the life of Alexander the Great. It was directed by Oliver Stone, with Colin Farrell in the title role. The film is based on the life of Alexander the Great, King of Macedonia, who conquered Asia Minor, Egypt, Persia and part of ancient India. Shown are some of the key moments of Alexander's youth, his invasion of the mighty Persian Empire and his death. It also outlines his early life, including his difficult relationship with his father Philip II of Macedonia, his strained feeling towards his mother Olympias, the unification of the Greek city-states and the two Greek Kingdoms (Macedonia and Epirus) under the Hellenic League, and the conquest of the Persian Empire in 331 BC. It also details his plans to reform his empire and the attempts he made to reach the end of the then known world.