What were the names of the royal leadership who funded columbus voyages?

Which of the following was the center source of energy during the industrial a revolution

50 do you think civilian (nonmilitary) control of the military is an important part of u.s. democracy? why or why not? what are the advantages to this system? are there disadvantages?

African-american soldiers in world war ii sometimes felt they were ? ghting for two victories, one abroad and one in europe true or false