Basically. For months they were running on low rations. And they never had very good uniforms, so they were probably barefoot.
The immediate problem was the army's rations going astray. But that army was barefoot and starving anyway. And it had run out of manpower.
Appomattox Court House, near Petersburg, Virginia. He had simply run out of manpower - inevitable after Grant ended the system of prisoner-exchange. And the men who remained to him were barefoot and starving - inevitable since Sheridan and Sherman destroyed the best farmland in the South.
Because his men were barefoot and starving.
Army of Northern Virginia.
Because the Army of Northern Virginia had run out of men and materials (literally they were barefoot and starving), and Joe Johnston's army could do no more than 'annoy' Sherman. It was time to give up.
Because what few men he had left were barefoot and starving.
They looked up to him like a God, and they were willing to follow him till they were barefoot and starving.
The march from Atlanta to the sea was a punitive raid on Georgia that would also enable Sherman's army to live off the land. It attacked the infrastructure that supported the Confederate armies in the field. By the time they surrendered, they were barefoot and starving.
The Army of Northern Virginia
No option. He had run out of manpower, and his few remaining troops were barefoot and starving.
after nine month standoff
Loyalty to his state (Virginia).