Because he was worried about his long and vulnerable supply-line, and believed that he would not be able to pursue and destroy the Army of Tennessee in difficult mountain country, as Grant wanted.
If he turned South-East and conducted a punitive raid on the Georgia farmland, ending with the liberation of Savannah, he would be able to live off the land.
This March to the Sea shortened the war by months at almost nil casualties.
After the Battle of Atlanta, Gen Sherman began his march from there and advanced across Georgia and ended at Savannah. He then turned north and marched through South Carolina and into North Carolina.
Sherman's March to the Sea
1864
savannah
Sherman's March, from Atlanta to Savannah, took place over about six weeks in the Autumn of 1864. It was not just a single day's event.
Georgia
After the Battle of Atlanta, Gen Sherman began his march from there and advanced across Georgia and ended at Savannah. He then turned north and marched through South Carolina and into North Carolina.
March to Sea
Sherman's March to the Sea
Savannah
1864
From Atlanta to Savannah
no one
Savannah
savannah
Georgia
yes