About Isaac Roberts Hawkins
Civil War Union Brevet Brigadier General, Politician. As a lawyer in legal practice, he served as a U.S. Army Lieutenant in the Mexican War. After the war he resumed the practice of law, was delegate from Tennessee to the peace conference held in Washington, D.C. in 1861, in an effort to prevent the impending war he was elected to the Federal relations board as judge of the circuit court in 1862. In support of the Union, he entered the Union Army as Lieutenant Colonel of the 7th Regiment, Tennessee Volunteer Cavalry, in late 1862, was captured with his regiment at Union City, Tennessee in June 1864 and imprisoned.
He was exchanged in August 1864 and resumed active service as Colonel in command of the Cavalry force in western Kentucky until the close of the Civil War. For his service duty he was brevetted Brigadier of U.S. Volunteers on March 13, 1865. After the war he was a delegate to the Republican National Convention in 1868, upon the readmission of Tennessee to representation and was elected as a Unionist to the 39th Congress, reelected as a Republican to the 40th and 41st Congresses serving to March 3, 1871. His last public office was as chairman of the Committee on Mileage, 41st Congress.