McKee served as city attorney of Centralia from 1858 to 1861. He served in the
Eleventh Regiment, Illinois Volunteer Infantry during the
Civil War. After the war, he resumed the practice of law in
Vicksburg, Mississippi, and engaged in planting in
Hinds County. He was appointed register in bankruptcy in 1867. He served as member of the State constitutional convention in 1868. Mckee was elected as a
Republican to the
Fortieth Congress, but his credentials were never presented to the House. Mckee was elected as a
Republican to the
Forty-first,
Forty-second, and
Forty-third Congresses (February 23, 1870 – March 3, 1875). He served as chairman of the Committee on Territories (Forty-third Congress). After his congressional service, he resumed his law practice. He was appointed postmaster of
Jackson, Mississippi, and served from June 28, 1881, to November 12, 1885. He served as receiver of public moneys from 1889 until his death in
Jackson, Mississippi, on November 17, 1890. He was interred in
Greenwood Cemetery. ==References==