Explain why the expulsion of the Jews and Muslims/Moors in Spain and the revocation of Edict of Nantes in France caused economic problems in Spain and France.

Population growth during the gilded age was due in large part to unemployment among workers. an improved food supply. better health care. immigration to the united states.

How did american entry into world war i affect the allied powers?

What new concept did the the american revolution introduce into the world