Federal Admiral David D. Porter concedes that yet another effort to reach Vicksburg using the vast network of waterways to the north has failed.

Exploring the most important 55 months in American history
Federal Admiral David D. Porter concedes that yet another effort to reach Vicksburg using the vast network of waterways to the north has failed.
The Federal flotilla comprising the Yazoo Pass expedition turns around and goes back to its starting point after proving unable to neutralize Fort Pemberton near Greenwood, Mississippi.
After nearly a month, the last Federal transport finally clears Yazoo Pass in an effort to get to the Confederate stronghold of Vicksburg, Mississippi.
Confederates begin trying to salvage the partially sunken U.S.S. Indianola, while the Federals try stopping them by sending a “gunboat” down the Mississippi River to confront them.
A Federal army-navy expeditionary force struggles to get through Yazoo Pass in an effort to get at the Confederate stronghold of Vicksburg, Mississippi.
The steam ram C.S.S. William H. Webb hurries into action after Confederates learn of the Federal attack on Fort Taylor on the Red River. Her prime target would be the U.S.S. Indianola.