A Federal army-navy expedition to the Texas-Louisiana border meets with embarrassing defeat by less than 50 Confederates defending Sabine Pass.

Exploring the most important 55 months in American history
A Federal army-navy expedition to the Texas-Louisiana border meets with embarrassing defeat by less than 50 Confederates defending Sabine Pass.
Confederate forces finally abandon Morris Island in Charleston Harbor, South Carolina, after enduring relentless pressure for nearly two months. The Federals then look to capture Fort Sumter.
Charles Francis Adams, U.S. minister to Great Britain, threatens war unless the British honor their neutrality and stop construction on a warship allegedly being built for the Confederacy.
Federal forces continue bombarding the fortifications in Charleston Harbor, South Carolina, in preparation for another infantry attack.
The experimental Confederate submarine H.L. Hunley sinks in Charleston Harbor, South Carolina.
The Federal bombardment of Fort Sumter and Batteries Wagner and Gregg in Charleston Harbor, South Carolina, temporarily halts.