To defeat the Confederacy and put an end to slavery.
To preserve the Union.
at the begging of the war the union's military goal was to keep America together and make peace. later did they want to get rid of slavery.
They seceded from the Union, and the US Civil War, followed.
US civil war
The Union of the North, and the Confederates of the South fought in the US Civil War.
Abraham Lincoln was the President of the United States, or Union, during the US Civil War.
There were 34 States in the Union when the Civil War began.
The US capitol now and during the US Civil War was Washington DC.
As might be expected, the Union had a number of officers with the rank of general in the US Civil War. At the end of the war, however, US Grant was in charge of the Union's fighting forces.
Union
About 45 US Congressmen fought in the US Civil War; Union Forces of course.
The DuPont company of Delaware supplied explosives such as gunpowder to the Union in the US Civil War. The company was located in Delaware and was guarded by Union troops during the war.