The idea for the crusades was born when the eisenstein emperor alexius the first

Between 1870 and 1916, approximately how many immigrants came to the united states? 10 million 25 million 75 million 125 million

This map shows north korea and south korea today. how does this map reflect the impact of the korean war?

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis