This man captured and executed Bessus after the Battle of Gaugamela for assassinating Darius III.
In a drunken accident, this man killed Cleitus the Black, who had previously saved this man at the Battle of the Granicus. At the Battle of the Hydaspes, this man held enemy troops in place using a military formation developed by his father and executed the hammer-and-anvil technique using his "companion cavalry." This man was advised by Parmenion, and he left his home region under the regency of Antipater during his conquests. This man captured and executed Bessus after the Battle of Gaugamela for assassinating Darius III. After his death in Babylon, his empire was divided among the Diadochi. For 10 points, name this Macedonian ruler who conquered the Persian Empire.
In a drunken accident, this man killed Cleitus the Black, who had previously saved this man at the Battle of the Granicus.
Alexander the Great [or Alexander III of Macedon; or Alexándros ho Mégas]