CSA Lieutenant General Theophilus Holmes's troops attacked Helena in an attempt to relieve pressure on Vicksburg.
Although the Rebels had more troops and did initially capture some of the fortifications, the Union forces repelled them.
Thus, Helena continued as an important Union enclave in the Trans-Mississippi theater and served as a base for the expedition that captured Little Rock.
Result(s): Union victory
Location: Phillips County
Campaign: Grant's Operations against Vicksburg (1863) previous battle in campaign Campaigns
Date(s): July 4, 1863
Principal Commanders: Major General Benjamin Prentiss [US]; Lieutenant General Theophilus H. Holmes [CS]
Forces Engaged: District of Eastern Arkansas [US]; District of Arkansas [CS]
Estimated Casualties: 1,842 total (US 206; CS 1,636)