How did nixon approach to communist countries abroad differ from other presidents?

What principle did president truman invoke in sending u. s. troops into south korea without first asking congress to declare war?

What did nativists think about chinatowns in the late 1800s?

Examine this list of events that took place in china during the 20th century. which event or events could possibly have been a cause of the great leap forward? a. i only b. i, iii, and iv c. i and iii d. iii and iv