They fired a warning shot if you got too close, then another shot to kill if you proceeded. If they didn't like you, they'd either just shoot you or pick on you.
The very first Native Americans came over on the ice bridge near where the bering strait is from Asia and Africa. Many thousands of years ago.
Because their colonies will separate from them thus its power and resources will decrease. Hope that helps.
Answer:
A combination of training, tactics, discipline, intelligence and constantly adapting new tactics gave the Mongol army its savage edge against the slower, heavier armies of the times. The Mongols lost very few battles, and they usually returned to fight again another day, winning the second time around.
Explanation: