<span>Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force after slavery was abolished during the Civil War. Though the Union victory had given some 4 million slaves their freedom, the question of freed blacks’ status in the postwar South was still very much unresolved. Under black codes, many states required blacks to sign yearly labor contracts; if they refused, they risked being arrested, fined and forced into unpaid labor. Outrage over black codes helped undermine support for President Andrew Johnson and the Republican Party.</span>
Usually, kids at this age are easily influenced by anything they see, either in their life, or on TV. So they will often try to imitate what happens on TV, whether consciously or unconsciously, that is not that important. Also, many studies have dealt with this question, and whether or not violence on TV actually causes violence of people in real life, but the results were always inconclusive.
Answer: the Americans and the Soviet Union want to get to the moon first.
He actually built the wall on the wrong side