Be sure to follow Ulysses S. Grant Ulysses S. Grant. His first tweet is today.

2 Gen Johnston: “Frequent complaints have been made to me of improper food... and hope that abuses may be promptly corrected”

Davis; “Is it not practicable to construct bake-ovens at or near Manassas, that good bread may be supplied to the troops?”

2 Gen Johnston: “I am still weak, and seldom attempt to write; even to you it is necessary to be brief”

“Lee is still in the mountains of Virginia. The rains have retarded his march, or I think he would have beaten the enemy in that quarter”

“Had we the means to move on Beverly from Winchester, it might result in the capture of Rosecrans and the repossession of Western Virginia”

“Every effort shall be made to furnish the howitzers you want”

Check out The Washington Post's special #CivilWar section. Print version coming out Monday. wapo.st/ofvar1

Happening now: Live tweeting of the Ball's Bluff reenactment Post Civil War Archive

2 Gen G W Smith: “The recent victory at Leesburg must have a powerful effect, but can hardly change the enemy’s plan"

2 Gen G W Smith: "There is reason to believe a descent will be made on the coast of North Carolina"

"In December, 1861, arms purchased abroad began to come in"

to Miss. Gov: “Orders were sent…for the defense of the coast of Mississippi”

“We are in arms to renew such sacrifices as our father made to the holy cause of constitutional liberty” bit.ly/xRRk9w

msg to Congress: “Enough is known of the surrender at Roanoke Island to make us feel that it was deeply humiliating”

msg to Congress: “The hope is still entertained that our reported losses at Fort Donelson have been greatly exaggerated”

msg to Congress: “Strenuous efforts have been made to throw forward reinforcements to the...positions threatened”

speech: “Your little army has met the grand army of the enemy, routed it at every point, and it now flies, in inglorious retreat”

“We have taught them a lesson in their invasion of the sacred soil of Virginia”

On July 26, George McClellan will arrive in DC to command what will become the Army of the Potomac. Follow him George B. McClellan