The influx of immigrants from Palestine into Egypt brought new technologies with them to take over a part of Egypt. They brought with them the horse and chariot, the compound bow, improved metal weapons, and new trade routes into western Asia. After the defeat, the Egyptians learned from their mistakes and reinvented their military. Of course, they had no short of enemies from coming up the Nile delta and nomads raiding the desert. The Pharaohs responded by force. In order to protect the Nile, forts and outpost were placed but in case of a much larger threat, the Pharaoh would return with an army behind him. (“The Military of Ancient Egypt.” Ancient Egypt Military,