The Battle of Fair Oaks/Seven Pines begins: Major General Joseph E. Johnston, commanding the Confederate Army of Northern Virginia, attacks the invading compulsory Union Army of the Potomac, commanded by Major General George B. McClellan.
Postscript: The following day, McClellan retreated from the battlefield, despite having a larger army and losing over a thousand less troops than Johnston. Over 11,000 Americans lost their lives.
[restored 4/3/2022]
Subsequent Events:
References:
American Civil War, 1862
www.spartacus.schoolnet.co.uk/USAcivilwar3.htm