Between 1820 and 1870, the majority of immigrants to the united states came from what world region? question 60 options:

Which event to improve foreign relations between the united states and china? a. president truman's announcement of u.s. involvement in the "police action" in south korea in 1950 b. president carter's recognition of taiwan in 1979 c. president nixon's escalation of the vietnam war in laos and cambodia in 1973 d. president clinton's proposal to allow china to join the world trade organization (wto) in 1995