Built in Philadelphia

Philadelphia, Pennsylvania

Philadelphia is the largest city in the Commonwealth of Pennsylvania and the county seat of Philadelphia County, with which it is coterminous. The city is located in the Northeastern United States along the Delaware and Schuylkill rivers. It is the fifth-most-populous city in the United States,...

, Pennsylvania

Pennsylvania

The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

 in 1857, the steam ram

United States Ram Fleet

The United States Ram Fleet was a small group of rams on the Mississippi River during the American Civil War.-Formation:In March 1862, the U.S. Army authorized the noted civil engineer Charles Ellet, Jr., to establish a flotilla of steam rams for employment on the Western Rivers. Ellet converted...

 Lioness was purchased by the War Department and converted to a ram for Colonel Charles Ellet, Jr.

Charles Ellet, Jr.

Charles Ellet, Jr. was a civil engineer and a colonel during the American Civil War, mortally wounded at the Battle of Memphis.-Biography:Ellet was born in Bucks County, Pennsylvania, brother of Alfred W...

's U.S. Ram Fleet. Commissioned in 1862, Lieutenant Warren D. Crandall in command, she joined the Union flotilla on the western rivers.

Service

After fitting out at Pittsburgh

Pittsburgh, Pennsylvania

Pittsburgh is the second-largest city in the US Commonwealth of Pennsylvania and the county seat of Allegheny County. Regionally, it anchors the largest urban area of Appalachia and the Ohio River Valley, and nationally, it is the 22nd-largest urban area in the United States...

 in April 1862, Lioness departed New Albany

New Albany, Indiana

New Albany is a city in Floyd County, Indiana, United States, situated along the Ohio River opposite Louisville, Kentucky. In 1900, 20,628 people lived in New Albany; in 1910, 20,629; in 1920, 22,992; and in 1940, 25,414. The population was 36,372 at the 2010 census. The city is the county seat of...

 for Cairo, Illinois

Cairo, Illinois

Cairo is the southernmost city in the U.S. state of Illinois. It is the county seat of Alexander County. Cairo is located at the confluence of the Mississippi and Ohio rivers. The rivers converge at Fort Defiance State Park, an American Civil War fort that was commanded by General Ulysses S. Grant...

 May 12. Scouting Fort Pillow with other rams on June 1, she participated on June 6 in the Battle of Memphis

Battle of Memphis

The First Battle of Memphis was a naval battle fought on the Mississippi River immediately above the city of Memphis on June 6, 1862, during the American Civil War. The engagement was witnessed by many of the citizens of Memphis. It resulted in a crushing defeat for the Rebels, and marked the...

, a one-sided, Union victory. Lioness then joined other rams and three gunboats, convoying and covering Army troops under Colonel Woods in a joint expedition from Helena

Helena, Arkansas

Helena is the eastern portion of Helena-West Helena, Arkansas, a city in Phillips County, Arkansas. As of the 2000 census, this portion of the city population was 6,323. Helena was the county seat of Phillips County until January 1, 2006, when it merged its government and city limits with...

 to the Yazoo River

Yazoo River

The Yazoo River is a river in the U.S. state of Mississippi.The Yazoo River was named by French explorer La Salle in 1682 as "Rivière des Yazous" in reference to the Yazoo tribe living near the river's mouth. The exact meaning of the term is unclear...

, capturing the USS Fairplay

USS Fairplay

Fairplay was a wooden riverine ship in the United States Navy during the American Civil War.She was originally built in 1859 at New Albany, Indiana, for service on the Mississippi River and other waterways...

, and destroying newly-constructed Confederate

Confederate States of America

The Confederate States of America was a government set up from 1861 to 1865 by 11 Southern slave states of the United States of America that had declared their secession from the U.S...

 batteries 20 miles up the Yazoo. The expedition also dispersed Confederate troops at Greenville, Mississippi

Greenville, Mississippi

Greenville is a city in Washington County, Mississippi, United States. The population was 48,633 at the 2000 census, but according to the 2009 census bureau estimates, it has since declined to 42,764, making it the eighth-largest city in the state. It is the county seat of Washington...

, before retiring August 27.

In December, Lioness was at Mound City, Illinois

Mound City, Illinois

Mound City is a city located along the Ohio River in Pulaski County, Illinois, in the United States. As of the 2000 census, the city population was 692. It is the county seat of Pulaski County.-Geography:Mound City is located at ....

, preparing for further efforts against Vicksburg

Vicksburg, Mississippi

Vicksburg is a city in Warren County, Mississippi, United States. It is the only city in Warren County. It is located northwest of New Orleans on the Mississippi and Yazoo rivers, and due west of Jackson, the state capital. In 1900, 14,834 people lived in Vicksburg; in 1910, 20,814; in 1920,...

. On February 6, she formed part of the expedition to Yazoo Pass and Greenville, operating there until April 12. Then she and three other rams supported Colonel Charles R. Ellet

Charles R. Ellet

Charles Rivers Ellet was a medical student who became a colonel in the Union Army during the American Civil War. He was most noted for his command of the ram Queen of the West during the Vicksburg Campaign in 1863....

’s marine brigade in the Tennessee

Tennessee River

The Tennessee River is the largest tributary of the Ohio River. It is approximately 652 miles long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names...

.

After Southern naval power on the rivers had been wiped out, Lioness was laid up at Mound City until sold in 1865. She served American commerce until sold abroad in 1873.