How many enslaved african americans were there? when were they all eventually freed?

There were approximately 4 million African Americans at the end of the Civil War.

evaluate the extent to which the seven years' war (french and indian war, 1754–1763) marked a turning point in american relations with great britain, analyzing what changed and what stayed the same from the period before the war to the period after it.

the correct answer is

d) rocket launcher