What is the difference in authority between an aristocracy and a sultanate?

Where were the trials to review evidence in cases against high-ranking nazi officials accused of war crimes held?

What was unification difficult to accomplish in both germany and italy? a.) weaker states we’re attacked by stronger states for control of the emerging nations. b.) major european powers fought to keep independent states under their control. c.) germans and italians did not share common histories and languages.

Following world war 2, how did the world's leaders promote peace and reduce poverty?