It was the war that gave birth to modern warfare, introducing machine guns, artillery, and chemical weapons. With new technology, came the need for new tactics and old generals didn't do that, which led to the meat grinder of trench warfare.
I think it's the president xd
C. Vicksburg the capture of the Mississippi river effectively cut off both ends of the confederacy from each other.
The correct answer is: Even though he wished to retire, George Washington knew that the nation needed help, so he put a lot of effort into helping to develop the Constitution. Eventually, the Constitutional Convention took place in Philadelphia in 1787, and the Constitution was approved. Then, Washington was elected president of the country. The entire Electoral College voted for him.
Washington was a delegate to the Continental Congress and elected unanimously President by the Electoral College in the first two elections of the US.