Oscar Lawrence Jackson was a Republican

Republican Party (United States)

The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...

 member of the U.S. House of Representatives from 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...

 and the commander of an Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

 infantry

Infantry

Infantrymen are soldiers who are specifically trained for the role of fighting on foot to engage the enemy face to face and have historically borne the brunt of the casualties of combat in wars. As the oldest branch of combat arms, they are the backbone of armies...

 regiment

Regiment

A regiment is a major tactical military unit, composed of variable numbers of batteries, squadrons or battalions, commanded by a colonel or lieutenant colonel...

 in the Union Army

Union Army

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

 during the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

.

Biography

Oscar L. Jackson was born in Shenango Township, Lawrence County, Pennsylvania

Shenango Township, Lawrence County, Pennsylvania

Shenango Township is a township in Lawrence County, Pennsylvania, United States. The population was 7,633 at the 2000 census. Shenango Township is situated between the cities of New Castle, Pennsylvania , and Ellwood City, Pennsylvania .-Geography:According to the United States Census Bureau, the...

. He attended the common schools, Tansy Hill Select School, and Darlington Academy. He later taught school in Hocking County, Ohio

Hocking County, Ohio

Hocking County is a county located in the state of Ohio, United States. As of 2010, the population was 29,380. Its county seat is Logan. Its name is from the Hocking River, the origins of which are disputed but is said to be a Delaware Indian word meaning "bottle river".-Geography:According to the...

.

During the Civil War, Jackson served as an officer in the Union Army

Union Army

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

 from 1861 to 1865. He entered the service as the captain of Company H of the Sixty-third Regiment, Ohio Volunteer Infantry

63rd Ohio Infantry

The 63rd Ohio Volunteer Infantry was an infantry regiment which served in the Union Army during the American Civil War. It was a part of the Union forces in the Western Theater of operations.-Organization:...

, and later received promotions of major, lieutenant colonel, and colonel by brevet

Brevet (military)

In many of the world's military establishments, brevet referred to a warrant authorizing a commissioned officer to hold a higher rank temporarily, but usually without receiving the pay of that higher rank except when actually serving in that role. An officer so promoted may be referred to as being...

. He was shot in the face by a Confederate

Confederate States Army

The Confederate States Army was the army of the Confederate States of America while the Confederacy existed during the American Civil War. On February 8, 1861, delegates from the seven Deep South states which had already declared their secession from the United States of America adopted the...

 soldier with a Squirrel Rifle

Varmint rifle

Varmint rifle is an American English term for a small-caliber firearm or high-powered air gun primarily used for varmint hunting — killing non-native or non-game animals such as rats, house sparrows, starling, crows, ground squirrels, gophers, jackrabbits, marmots, groundhogs, porcupine,...

 and left for dead in one battle.

After the war, Jackson studied law, was admitted to the bar in 1867 and commenced practice in New Castle, Pennsylvania

New Castle, Pennsylvania

New Castle is a city in Lawrence County, Pennsylvania, United States, northwest of Pittsburgh and near the Pennsylvania-Ohio border just east of Youngstown, Ohio; in 1910, the total population was 36,280; in 1920, 44,938; and in 1940, 47,638. The population has fallen to 26,309 according to the...

. He served as district attorney from 1868 to 1871. He was a member of the commission to codify laws and devise a plan for the government of cities of Pennsylvania in 1877 and 1878.
He published a book The fiery trail : a Union officer's account of Sherman's last campaigns

Jackson was elected as a Republican to the Forty-ninth

49th United States Congress

The Forty-ninth United States Congress was a meeting of the legislative branch of the United States federal government, consisting of the United States Senate and the United States House of Representatives. It met in Washington, D.C. from March 4, 1885 to March 4, 1887, during the first two years...

 and Fiftieth

50th United States Congress

The Fiftieth United States Congress was a meeting of the legislative branch of the United States federal government, consisting of the United States Senate and the United States House of Representatives. It met in Washington, D.C. from March 4, 1887 to March 4, 1889, during the third and fourth...

 Congresses. He was an unsuccessful candidate for renomination in 1888

United States House election, 1888

The U.S. House election, 1888 was an election for the United States House of Representatives in 1888 which coincided with the election of President Benjamin Harrison....

. He resumed the practice of law in New Castle and was a delegate to the 1896 Republican National Convention

1896 Republican National Convention

The 1896 National Convention of the Republican Party of the United States was held in a temporary structure south of the St. Louis City Hall in Saint Louis, Missouri, from June 16 to June 18, 1896....

.

Oscar L. Jackson died in New Castle in 1920. Interment was in Greenwood Cemetery.