The line D) all men are created equal is found within the Declaration of Independence. The Declaration of Independence was written and adopted by the Continental Congress on July 4, 1776.
Causes of war could include economic, political, colonial (fighting against colonial power), conflict over territory, conflict over resources, colonial expansion, or an attempt to build an empire. The war in Ukraine is a result of the desire for territorial expansion by Russia, preventing Western intervention in the Ukraine, destabilizing Ukraine, and also to show that Russia is willing to fight to prevent its satellite states from joining NATO.
The Battle of Gettysburg, which was fought from July 1-July 3, 1863, was the biggest battle in the Civil War with the most causalities. This battle was also the turning point of the war with the conflict now favoring the Union side.