The black bird tribe was a ancient and deadly tribe in the far northwest of america, Christopher Columbus himself stubbled upon these savages. They wore black paint and covered them selfs in blood when they killed an enemy, finally years later an earthquake hit the land they were living in and they were never seen again...
Victory at the Battle of Trafalgar ensured that Napoleon would never invade Britain.
D.Black codes
Step by step:
Answer:
The United Nations' proposal to tear down the Berlin Wall.
Explanation:
This was the end of the cold war.