How did slavery cause conflict between mexico and the united states

Read each statement and decide whether it applies to ellis island, angel island, or both: 1. most immigrants were from china or another asian nation. 2. immigrants had to pass health inspections before being admitted to the united states. 3. immigrants could be denied entry or sent back to their home countries.

Why did the 24th amendment and the civil rights act succeed when other legislation had failed?

Why did jefferson make the louisiana purchase?