Describe the impact that columbus had on the native americans

They "opened" the New world to exploration and conquest : they led the way to other voyages that affected the Americas , Europe , and the world.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.