The Battle of Brownsville was fought on August 25, 1863, near what is now Lonoke, Arkansas, between Union forces led by Colonel Washington Geiger and Confederate troops under Brigadier General John S. Marmaduke. Union forces commanded by Major General Frederick Steele were advancing from Helena, Arkansas, towards Little Rock, the state capital of Arkansas. Confederate Major General Sterling Price ordered cavalry led by Marmaduke and Brigadier General Lucius M. Walker to Brownsville in response to the Union advance.