Although Muslims rarely forces other people to convert to Islam, most of the religious spread happened through military strength and conquest, which was the order of the day.
Answer:
During the Middle Ages, the Catholic Church exerted enormous power over Europe. The Church influenced governments, waged wars and levied taxes. Although some actions, such as the Medieval Inquisition, are controversial today, the Catholic Church also established universities and hospitals, instigated positive social change and paved the way for economic growth.
The whites in America did trades with Africa to get slaves to work outside for them for it was very hot when picking rice in knee deep mud with bugs biting you non stop so yeah . . . hope that helped!
The answer is the reject the establishment of a League of Nations