 Complete the following phrase:  Thereafter, Colonel Crooks served as colonel in the 6th Minnesota Volunteer Infantry Regiment and led five companies that fought against the Indians in the U.S.-Dakota War. Formed in Hokah, MN, the 6th Regiment was organized throughout the summer and fall of 1862 in response to President Abraham Lincolns calls for a total of 600,000 additional troops. Over the course of the next two years, the regiment stayed in Minnesota due to the outbreak of the 