Answer:Limit the effects of reconstruction amendments
Colonial era: british
WW1: American
WW2: British (America for the atom bomb... but thats just one weapon. and they massed produced everything else really)
after that: AMERICA!!
The definition of apartheid refers to a political system where people are clearly divided based on race, gender, class or other such factors. An example of Apartheid is a society where white people are considered superior and people of other races are mistreated.
Example in africa: Though apartheid was supposedly designed to allow different races to develop on their own, it forced black South Africans into poverty and hopelessness. ... It was illegal for a black person not to carry a passbook. Black people could not marry white people. They could not set up businesses in white areas.
Answer:In 1947, Salk took a position at University of Pittsburgh, where he began conducting research on polio, also known as infantile paralysis. By 1951, Salk had determined that there were three distinct types of polio viruses and was able to develop a "killed virus" vaccine for the disease.
Explanation:
