The 13th Illinois Infantry was mustered into state service by Captain John Pope , at Camp Dement , Dixon , Illinois , on April 21 , 1861 .
The 13th Illinois Infantry was summoned into Federal service on May 24 , 1861 , for a three - year term .
The 13th Illinois Infantry was mustered into state service by Captain John Pope , at Camp Dement , Dixon , Illinois , on April 21 , 1861 , and summoned into Federal service on May 24 , 1861 , for a three - year term .