Why did the US send the battleship USS Maine to Havana Harbor?

Was the first african american to be appointed to the u.s. supreme court.

In the 1980s, more russians worked to encourage change in the government by a) establishing a new political system. b) rallying for democratic reforms. c) supporting the democratic system. d) resisting gorbachev’s reforms.

How did the shift to farming affect native american cultures?