Voldemort cried, "Avada Kedavra!" Harry used the Disarming Charm again multiple times. He even taught Expelliarmus to Dumbledore's Army during Harry Potter and the Order of the Phoenix.

which is partly how Harry survived Avada Kedavra in the forest. He received the Cloak of Invisibility from his father, James, and obtained the Resurrection Stone from Dumbledore after it was ...