 During the 1820s-1830s Stephen F. Austin and Green DeWitt surveying and Indian fighting explorations.In 1849 the United States established Fort Croghan
and in 1848 First settlers arrived in the county, Samuel Eli Holland, Logan Vandeveer, Peter Kerr, William Harrison Magill, Noah Smithwick, Captain Jesse B. Burnham, R. H. Hall, Adam Rankin "Stovepipe" Johnson and Captain Christian Dorbandt.In 1851 Twenty Mormon families under the leadership of Lyman Wight establish a colony at Hamilton Creek, later to be known as Morman Mill.