Between 1640 and 1660, the nature of european immigration into north america changed, for reasons including:

How do committees and subcommittees keep the legislative process running smoothly?

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

What development led the soviet union to establish the warsaw pact? the soviets gained control over satellite countries. west germany joined nato. the allied powers grew weaker. the berlin wall was erected between east and west germ