The Federal military is reorganized following the Bull Run defeat, which includes giving command of the largest army to a young, promising general.
News of the previous day’s Confederate victory at Bull Run prompts celebrations in the South and depression in the North.
The C.S.S. Sumter completes her first raid on U.S. shipping, Federals strengthen their blockade, and a Federal crew takes on Confederate privateers.
The 37th Congress of the United States assembles in special session as called by President Abraham Lincoln.
President Lincoln holds a special cabinet meeting to decide on a plan for immediate offensive operations in northern Virginia.
Prominent U.S. Senator Stephen A. Douglas, a Democrat who supports the Lincoln administration’s war effort, dies at 48.