How did Alexander the Great conquer Anatolia from the Persian Empire?

Alexander the Great conquered Anatolia (Asia Minor) through a combination of decisive military victories and strategic political maneuvering.

In the spring of 334 BCE, Alexander crossed the Dardanelles with a highly disciplined army, featuring a balanced force of infantry and cavalry. His first major engagement, the Battle of the Granicus, resulted in a victory that exposed western Anatolia to his forces. Following this, many cities surrendered, and Alexander replaced Persian-appointed tyrants with democracies to align with his Panhellenic policy.12

Alexander systematically secured the region by:
* Seizing Coastal Strongholds: To neutralize the Persian fleet, he occupied coastal cities like Miletus and Halicarnassus, effectively defeating the fleet on land.1
* Subduing Interior Tribes: During the winter of 334–333 BCE, he campaigned against hill tribes in Lycia and Pisidia.4
* Strategic Advancement: He moved through Phrygia, Cappadocia, and Cilicia, eventually securing a decisive victory against Darius III at the Battle of Issus in 333 BCE, which solidified his control over the region.34