What did liberation look like for African Americans?

How and why did british north american colonists fight a revolution to create a constitutional republic, the united states of america?

Why were presidents andrew jackson and martin van buren unwilling to annex texas? a. they did not want texas to be admitted to the union as a slave state. b. they feared that the annexation of texas as a slave state would lead to political problems within the union. c. they thought that texas was too large to be admitted to the union as one state. d. they did not believe in the idea of manifest destiny.

What is domino theory? how did domino theory impact the us involvement in the vietnam war