Alabama, North Carolina, South Carolina, Florida, Mississippi, Arkansas, Louisiana, Texas, Tennessee, Georgia, Virginia.
The president of the Southern states at the time of the Battle of Gettysburg was Jefferson Davis. He would be the only president of the Confederacy.
"The Union" means the North when writing about the Civil War. The South is the Confederacy or the Confederates, sometimes the rebels. The union is what was left of the United States after the southern states seceded.
Pennsylvania
The battle of Gettysburg's made the confederates bloodied and it allowed the union to head south and conquer rebel states and end up defeating the Confederates
The soldiers of the Confederate army were fighting for the south and the vast majority came from the southern states. Speaking in terms of compass points, the Confederate forces began the first day of the battle moving north to south.
The United States of America and the Confederate States of America
Gettysburg
Gettysburg was a battle in the American Civil War, fought between the United States and the Confederate States. The United States won, and the Confederate States ceased to exist.
Gettysburg was a battle in the American Civil War, fought between the United States and the Confederate States. The United States won, and the Confederate States ceased to exist.
The Battle of Richmond was a battle during the Civil War in the United States, fought in August 29 of 1862 and lasting into the 30th. This battle was won by the Confederates, under Major General Edmund Kirby Smith.
Probably most of the states were represented there. It was the Army of Northern Virginia (Confederate) under Lee against the Army of the Potomac (Union) under the newly-promoted Meade. It was a Union victory.
Antietam - because its result directly affected the outcome of the war. Lincoln was free to issue his Emancipation Proclamation, which kept Britain and France from aiding the Confederates. That could have tilted the war fatally against the Union. Gettysburg was the more dramatic moment, and turned out to be a psychological body-blow to the Confederates, and also to Lee personally (his health began to fail from this time.) But it did not directly affect any strategic outcomes.