Answer:
The attack on Pearl Harbor naval base by the Japanese Empire
The Native Americans had the idea that you couldn't own land, it belonged to the gods. Native Americans also had the idea of "Communalism" which is the idea that everything in the tribe could be used by the tribe. The Europeans had been owning land and purchasing it for private use for centuries and had a deep culture of land ownership dating well past the middle ages.
<span>The counterculture movement did a lot of drugs and they often got into a lot of trouble.</span>
Slavery effected congress by having people in congress have their opinions about slavery. So one part of congress agrees with slavery and the other part disagrees with slavery.