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356 BCE
Birth
In 356 BC, Alexander was born -
343 BCE
Alexander was taught
In 343 BCE, Philip hires the Greek philosopher Aristotle to tutor Alexander. -
340 BCE
Joining the army
At age 16, Alexander finishes studying under Aristotle and joins his father's army. -
338 BCE
Attack against the Thebans
In August 338 BCE, the Macedonians meet the Athenians and Thebans in battle at Chaeronea. Alexander leads the attack against the Thebans, while his father leads the attack against the Athenians. -
336 BCE
Becoming King
One of Philip's bodyguards assassinates him in the theater of Agae. Alexander becomes king of Macedonia at the age of 20. -
335 BCE
Rebellion
The Thracians and Illyrians rise up in rebellion. This inspires the Greek city-state of Thebes to rebel, and Alexander quickly besieges the city and razes it to the ground. -
334 BCE
Alexander departs for Asia
Alexander plans his campaign against the Persians, hoping to fulfill his father's dream of conquering the empire. -
334 BCE
Macedonians and Persians fight
Alexander leads the Macedonian army against the Persians at the Granicus river. -
333 BCE
Gordian Knot
He solves the puzzle of the Gordian knot, which held together the yoke and pole of a wagon once belonging to King Midas. Stories foretold that whoever solved the puzzle would rule all Asia. -
332 BCE
Conquered Egypt
After conquering Syria, Alexander sweeps south and easily conquers Egypt after besieging Gaza. -
331 BCE
Conquered Babylon
Alexander and Darius, king of the Persians, meet at Gaugamela in a decisive battle. Alexander's military skills overwhelm Darius, who orders his men to flee, and the Macedonians are victorious. -
328 BCE
Alexander accidentally kills one of his closest companions
Suffering from the tensions of warfare and command, Alexander becomes drunk at a banquet in the fall of 328 BCE. He and his close companion Cleitus, who saved his life at the battle of Granicus, fall into an argument. Alexander accidentally stabs Cleitus with a spear. -
327 BCE
Marriage
After conquering eastern Iran and capturing Prince Oxyartes, Alexander marries Roxane, the prince's daughter. -
326 BCE
Defeating King Porus
Hoping to add even more territory to his empire, Alexander and his troops cross the Hindu Kush into northern India. They defeat King Porus, leader of a kingdom east of the Hydaspes River, after figuring out how to attack Porus' war elephants. After several months in India, however, Alexander's army refuses to go any farther, and he is forced to return to Babylon. He spends the next few years trying to consolidate power in his empire. -
323 BCE
Death
Before he can set out on his new campaign, Alexander falls ill with a sudden fever. According to legend, he leaves his empire to "the strongest" of his commanders, but after his death, his empire falls into disorder.