Which of the following challenges did La Salle and his colonists encounter when they tried to set up a French colony at the mouth of the Mississippi River?

(there are none listed) However there were issues with natives as one, and there had been illnesses.

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.