At first the condition's western border was a straight line, outlined as being the meridian passing from the Kawsmouth,[30] The purpose where by the Kansas River enters the Missouri River. The river has moved since this designation. This line is known as the Osage Boundary.[31] In 1836 the Platte Purchase https://www.wyndhamhotels.com/baymont/liberty-missouri/baymont-liberty-mo/overview