Philip II, the father of Alexander the Great, is credited with reforming the Macedonian army and developing the 'Phalanx' formation, which proved to be highly effective in battle.

Hannibal Barca is renowned for his audacious crossing of the Alps with his army, including elephants, during the Second Punic War against Rome.

Julius Caesar is celebrated for his military prowess and his detailed accounts of the 'Gallic Wars' in his book 'Commentarii de Bello Gallico'.

Xerxes I, the son of Darius I, led the Persian army in the invasion of Greece, which culminated in the Battle of Thermopylae.

Sun Tzu, a Chinese military strategist, is renowned for his book 'The Art of War', which provides insights into military strategy and tactics.

Ramses II, also known as Ramses the Great, is famous for his military prowess and his victory at the Battle of Kadesh.

Themistocles, an Athenian statesman and naval commander, played a crucial role in the Battle of Salamis, which was a turning point in the Persian Wars.

Leonidas, the Spartan king, led the famous defense of the Thermopylae Pass against the Persian army, becoming a symbol of courage and sacrifice.

Trajan, a Roman emperor, is renowned for his military achievements, including his conquest of Dacia and the construction of Trajan's Column.

Hamilcar Barca, the father of Hannibal Barca, was a Carthaginian admiral who achieved significant victories against the Romans during the First Punic War.

Alcibiades, an Athenian general and statesman, played a significant role in the Peloponnesian War, leading military campaigns in Sicily and Italy.

Alexander the Great, the Macedonian king, led the invasion of Greece in the 4th century BCE, achieving numerous victories, including the Battle of Granicus River.

Vercingetorix, a Gallic chieftain, led the resistance against Julius Caesar's invasion of Gaul, culminating in the Battle of Alesia.

Hasdrubal Gisco, a Carthaginian general, led the defense of Carthage during the Third Punic War, eventually surrendering to the Romans.