Why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed?

American troops were worried about cantracting in cuba a. yellow fever b. hepatitis c. polio

The first map shows colonial powers and their holdings (1945). the second map shows human development worldwide. compare the two maps. what do the maps indicate about regions that gained independence in the second half of the twentieth century? they differ in their development patterns. they are as developed as their colonial powers. they are more developed than their colonial powers. they remain less developed than their colonial powers.

Which physical feature minimizes population density in northern africa?