Missouri | Kansas City, Missouri | Missouri River | University of Missouri | Springfield, Missouri | Columbia, Missouri | St. Charles, Missouri | Perry County, Missouri | University of Central Missouri | Branson, Missouri | St. Louis County, Missouri | Missouri City, Texas | Joplin, Missouri | Independence, Missouri | Barry County, Missouri | St. Joseph, Missouri | Maryville, Missouri | Jefferson City, Missouri | Jackson County, Missouri | Fulton, Missouri | Chillicothe, Missouri | Cape Girardeau, Missouri | Missouri State Guard | Maryland Heights, Missouri | Warsaw, Missouri | Missouri Pacific Railroad | Missouri City | Kirkwood, Missouri | Buckhorn, Missouri | Atchison County, Missouri |
Failed amendments to the Wilmot Proviso by William W. Wick and then Stephen Douglas extending the Missouri Compromise line (36°30' parallel north) west to the Pacific, allowing slavery in most of present day New Mexico and Arizona, Las Vegas, Nevada, and Southern California, as well as any other territories that might be acquired from Mexico.