00:00For a Roman legionary, the shield wasn't decoration.
00:04It was his first line of survival.
00:07Its central boss wasn't just protection.
00:10The heavy shield could also be driven forward to disrupt an opponent.
00:16But the real advantage appeared when dozens of soldiers turned individual shields into one moving wall.
00:24That's why Rome's shield wasn't just equipment.
00:27In formation, it became a wall that moved.