What important discovery did vasco da gama make

Vasco De Gama was the first European to find an ocean trading route to India. He accomplished what many explorers before him could not do. His discovery of this sea route helped the Portuguese establish a long-lasting colonial empire in Asia and Africa.

Explanation:

the emancipation proclamation was the aim of the war change to include the freeing of slaves in addition to preserving the union. the 13th amendment, which abolished slavery in the u.s. was passed on december 6th 1865.

as promised, lincoln waited to unveil the proclamation until he could do so with success from the union military advance. on september 22nd 1862, after a victory at antietam, he publicly announced a preliminary emancipation proclamation, declaring all slaves free in the rebellious states as of january 1st 1863.

immigrants from northern and western europe continued coming as they had for three centuries, but in decreasing numbers