C. Controlling trade between Asia and Europe
Monroe doctrine was the thing that blocked other nations from coming into americas. It was enforced by the british military who were the strongest at time.
Many nations accepted this out of fear of their military.
The effects of the Black Death were many and varied. Trade suffered for a time, and wars were temporarily abandoned. Many labourers died, which devastated families through lost means of survival and caused personal suffering; landowners who used labourers as tenant farmers were also affected.
They faced racism and also having to fight for a play to show the talent they had. They contributed by give many genres we have today and brought light to the African American within music