How did europeans and americans try to prevent another war after 1919?

If the united states became a "majority-minority” nation, o whites would be the majority, but there would still be ethnic minorities. there would be an equal number of whites and ethnic minorities. othere would be more ethnic minorities in the population than whites. o no one would be considered white or part of an ethnic minority group.

Americans who supported manifest destiny believed that the united states should

Complete this history worksheet . answer as many questions as you can.