How did the union army gain control of the mississippi river apex?

Winning over the missipi river for the Union was a long process that involved the capture of new orleans and and Fort Donelson. the conguest ended up with the conquest of Vicksburg. these three region were very vital to ensure control of the missipi river, a fete that was made possible by superios water or river craft compared to the confederate forces.

legal rights and freedom of speech.i hope that it is correct.

brainliest if correct

the correct answer is: the fact that the anti-federalist papers were considered poorly written.