Question: When was was the second commander of 1st Cherokee Mounted Rifles born? 
Related documents: [0]  [DOC] Stand Watie (Cherokee: ᏕᎦᏔᎦ , "Degataga ", 'Stand firm' ) (December 12, 1806 – September 9, 1871) — also known as Standhope Uwatie, Tawkertawker, and Isaac S. Watie — was a leader of the Cherokee Nation, and not only a brigadier general of the Confederate States Army during the American Civil War, but the only Native American general of the Confederate Army. He commanded the Confederate Indian cavalry of the Army of the Trans-Mississippi, made up mostly of Cherokee, Muskogee and Seminole, and was the final Confederate general in the field to cease hostilities at war's end. [END] 
[1]  [DOC] The 1st Cherokee Mounted Rifles was a Confederate States Army regiment which fought in the Indian Territory during the American Civil War. It was formed from the merger of two predecessor units the First Regiment of Cherokee Mounted Rifles, and the Second Regiment of Cherokee Mounted Rifles. The first commander was Col. John Drew, while the second was Stand Watie. [END] 
Answer: 
December 12, 1806
December 12, 1806