Why was control over Vicksburg important at this point in the war? How was the Confederacy able to withstand the Union for so long before ultimately surrendering?

1). Control over Vicksburg was important because of the Mississippi river which promotes trade and communication between Confederate states. The Union navy resorted in seizing a ship carrying Confederate diplomats going to Great Britain and France.

2). It was arguable said that they stood the test of time too long because of social unity within amongst the Southern society.

Not withstanding their race, class, gender, and regional antagonisms and also similarly, all historians recognize the enormous force brought to bear by Northern armies and the high casualties suffered by Confederate soldiers.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

music and prayer? (you may punch me in the face if im wrong : > )