The migration trend that was most prevalent in the united states between the end of the civil war and world war i was a) migration from urban areas to rural areas in search of farm work. b) migration westward to settle the frontier lands west of the mississippi river. c) african-americans moving from the big cities of the north back to rural areas in the south. d) emigration from the continental united states to overseas territories like guam and puerto rico.

because the vietnam war was fought in an especially brutal and untraditional way

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.