High Quality Content by WIKIPEDIA articles! John Price Buchanan (October 4, 1847 – May 14, 1930) was an American politician and farmers` advocate. He served as Governor of Tennessee from 1891 to 1893, and was president of the Tennessee Farmers` Alliance and Laborers` Union in the late 1880s. Buchanan`s lone term as governor was largely marred by the Coal Creek War, an armed uprising by coal miners aimed at ending the state`s convict lease system.