how did the siege of Vicksburg contribute to turning the tide of the war? How was the siege related to the early Union strategy for winning the war?

Democracy and darwinism would be my answer.

Electricity is the answer

The question of what caused the full effects of the radical stage, also called the second french revolution by some historians, which shook the political and social reforms in france have caught the attention of many scholars, particularly because of principles implemented during this stage which is contradictory to the fundamental principle of the french revolution itself, by using dictatorship to create equality.