Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The 54th Indiana Infantry, an regiment, was organized at , , on October 28, 1862, with as colonel, and it was made up mostly of volunteers from all over the state. In December, the regiment left for . The one-year regiment was organized into 10 companies of infantry and a Field and Staff entity in the fall of 1862. One company mustered into service on October 28, five on October 30, and two each on November 8 and 16, 1862. Like most regiments organized in Indiana at that time, there was a three-month regiment that preceded it; however, while most of the three-month regiments later formed into three-year regiments, the 54th Indiana became a one-year regiment. Several regiments organized immediately before and after the 54th Indiana became three-year organizations.