hi
Granicus, then Isus, then Gaugamela.
Granicus
The Persian army of Darius III.
The Persians lost the battle. The Athenian army defeated the Persian expeditionary force.
The Persians were defeated by the Athenian Admiral Themistocles at the sea battle of Salamis and the Spartan general Pausanius defeated the Persian army led by Mardonius at the battle of Plataea .
The Battle of Gaugamela.
The war was Alexander's invasion of the Persian Empire, lasting 10 years in which time he won many battles.
In the strait between the island of Salamis and Attica, known as the Battle of Salamis, where the Persian fleet was defeated in 480 BCE. The following year in 479 BCE there was a land battle at Plataia where the army of the Persians and their Greek allies was defeated.
The strong army that Alexander defeated was the Persian Army
No, it was the other way round. Athens Defeated the Persian Army at the Battle of Marathon.
Alexander
Alexander the Great defeated the Persian empire