After the Confederates, Who’s Next?

On Sept. 1, 1864, Union forces under Gen. William Tecumseh Sherman, victorious at Jonesborough, burned Atlanta and began the March to the Sea where Sherman’s troops looted and pillaged farms and towns all along the 300-mile road to Savannah.

Captured in the Confederate defeat at Jonesborough was William Martin Buchanan of Okolona, Mississippi, who was transferred by rail to the Union POW stockade at Camp Douglas, Illinois.

By the standards of modernity, my great-grandfather, fighting to preve...