The man who is considered one of the greatest inventors in history<span> is. Thomas Edison.</span>
No they weren't 20 CHARCATERS LONG
During the Age of exploration, primarily *European* explorers traveled across the Atlantic and pacific oceans and first encountered civilizations in the Americas, since they were in competition so see who could extract the most natural resources.
They used hit-and-run raids, mobility, sabotage, and ambushes
African Americans and whites would live in harmony and equality