Custis Lee, son of Robert E. Lee, turns back a force of 500 cavalry under Ulric Dahlgreen, 2 miles west of Richmond. General Judson Kilpatrick had called off a planned assault earlier in the day.
After withdrawing from New Madrid Confederates control Island No. 10, blocking shipping on the Mississippi. Over 5,000 Confederate soldiers on the island surrender to Major General John Pope on April 8.