Answer:
Jim Crow laws were state and local laws that enforced racial segregation in the Southern United States. The legal principle of "separate but equal" racial segregation was extended to public facilities and transportation, including the coaches of interstate trains and buses.
The answer is to establish rules that a government must follow
Hungary
Bulgaria
Czechoslovakia
Answer is D.
Germany out of those 4 countries had the most dramatic territorial changes during that time period.
I believe your answer is the Aztecs.