Why did immigrants come to the usa in the 1800s

What is one result of the supreme courts decision in the mccullough v maryland case

Why did the free african americans fight for the patriot cause and explain why enslaved africans volunteered to fight for both sides

Why was president truman against declaring war on china during the korean war? a. he was buying time si that the us could develop more attomic weapons b. he feared that the soviet union might offer china military support c. he was planning the withdrawal of us troops from south korea d. he was afraid that china would support north korea