The proclamation was to primarily set a boundaries across the Appalachian mountain so settlers would not settle there cause it was French land came about after French n indian war
The government encouraged the idea of manifest destiny by claiming it was an American religious movement, a message sent by God to keep expanding America’s borders.
Imperialism was one of the causes of World War 1. Imperialism means that two countries want to invade the same piece of land as one another. This will result in war because both countries will fight for who gets to take over the other country.
Economic competition was another cause because it was a rivalry of which countries had more profits.
Hope this helps.
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