1918 United States Senate election in Mississippi
Senator James K. Vardaman ran for re-election to a second term in office, but was defeated in the Democratic primary by U.S. Representative Pat Harrison.In 1911, former Governor of Mississippi James K. Vardaman challenged and defeated Senator LeRoy Percy in the Democratic Party primary election, the first in state history.The victory established Vardaman and Theodore Bilbo as the uncontested leaders of the state Democratic Party.Vardaman established a reputation as a populist opponent of the state's planter elite and a white supremacist critic of the Theodore Roosevelt administration on racial issues.In 1917, Vardaman stirred controversy by voting with the six-person minority against the United States declaration of war on Germany, defying President Woodrow Wilson and the vast majority of Southern sentiment.