William H. Johnson, was a free

Free Negro

A free Negro or free black is the term used prior to the abolition of slavery in the United States to describe African Americans who were not slaves. Almost all African Americans came to the United States as slaves, but from the earliest days of American slavery, slaveholders set men and women free...

 African-American, and the personal valet

Valet

Valet and varlet are terms for male servants who serve as personal attendants to their employer.- Word origins :In the Middle Ages, the valet de chambre to a ruler was a prestigious appointment for young men...

 of Abraham Lincoln

Abraham Lincoln

Abraham Lincoln was the 16th President of the United States, serving from March 1861 until his assassination in April 1865. He successfully led his country through a great constitutional, military and moral crisis – the American Civil War – preserving the Union, while ending slavery, and...

. Having first met Lincoln in Springfield, Illinois

Springfield, Illinois

Springfield is the third and current capital of the US state of Illinois and the county seat of Sangamon County with a population of 117,400 , making it the sixth most populated city in the state and the second most populated Illinois city outside of the Chicago Metropolitan Area...

, he accompanied the President-Elect to Washington, D.C.

Washington, D.C.

Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....

. Once there, he was employed in various jobs, part time as President's valet and barber, and as a messenger for the Treasury Department at $600 per year. On November 18, 1863, Johnson traveled by train with Lincoln to Gettysburg, Pennsylvania

Gettysburg, Pennsylvania

Gettysburg is a borough that is the county seat, part of the Gettysburg Battlefield, and the eponym for the 1863 Battle of Gettysburg. The town hosts visitors to the Gettysburg National Military Park and has 3 institutions of higher learning: Lutheran Theological Seminary, Gettysburg College, and...

 for the dedication of the Soldiers' National Cemetery, where Lincoln delivered the Gettysburg Address

Gettysburg Address

The Gettysburg Address is a speech by U.S. President Abraham Lincoln and is one of the most well-known speeches in United States history. It was delivered by Lincoln during the American Civil War, on the afternoon of Thursday, November 19, 1863, at the dedication of the Soldiers' National Cemetery...

. On the return trip, Lincoln became ill with what turned out to be smallpox

Smallpox

Smallpox was an infectious disease unique to humans, caused by either of two virus variants, Variola major and Variola minor. The disease is also known by the Latin names Variola or Variola vera, which is a derivative of the Latin varius, meaning "spotted", or varus, meaning "pimple"...

. Johnson tended to him, and by January 12, 1864 was himself sick with the disease. By the 28th, he was dead. Lincoln arranged for and paid for his burial in Arlington National Cemetery

Arlington National Cemetery

Arlington National Cemetery in Arlington County, Virginia, is a military cemetery in the United States of America, established during the American Civil War on the grounds of Arlington House, formerly the estate of the family of Confederate general Robert E. Lee's wife Mary Anna Lee, a great...

, and paid for his tombstone, which reads simply William H. Johnson, and in slightly smaller letters below, Citizen.