 Complete the following phrase:  In 1861, Morrison helped organize and was appointed colonel of the 49th Illinois Volunteer Infantry Regiment during the Civil War. Shortly after it was as mustered into service on December 31, 1861, the regiment was attached to Ulysses S. Grants army at Cairo, Illinois. The 49th was formed into a brigade with 17th Illinois and two artillery batteries and, being the senior colonel, Morrison was placed in command of the brigade. Morrisons brigade was designated the 3rd Brigade, 1st Division, District of Cairo and joined Grants 