St Augustine

Warfare is mentioned over three hundred times in the Old Testament, swords four hundred times. Ancient Israel was caught in many of the ancient wars since it was in the cross-roads of trade routes between Mesopotamia and Egypt. Since Judah was mountainous, its armies relied heavily on infantry, but the Bible mentions that King Ahab of the Northern Kingdom had chariots, and that he was felled by arrow probably shot by a composite bow. Assyria and Babylon had cavalry archers on horseback, but not Egypt or Israel. An Israeli chariot had three horses pulling three men, a driver with a spear, an archer, and a shield bearer. We know from our Sunday School stores King David slew Goliath with a sling, but the ancient slings were not the puny toys we imagine, the sling in the ancient world was a deadly combat weapon. A skilled slinger could sling a rock over 120 miles per hour, faster than the fastest fast ball. […]

The Greek innovation to ancient warfare was their hoplite warrior phalanx, a formation eight to ten rows of a hundred or more warriors, sometimes extending a quarter of a mile. The shields of the front row would interlock, and the entire formation would press upon the enemy, the soldiers would first throw their spears then jab with their swords from behind their shields, strictly maintaining their position. This required training and practice, the Athenians expected their nobles to drill during the year, the Spartans had a year-round military the practiced year-round. […]