Joseph O. “Jo” Shelby’s Confederate “Iron Brigade” enters Missouri and conducts the longest raid of the war.
Thomas Ewing, commanding the Federal District of the Border between Missouri and Kansas, issues repressive orders that threaten to escalate the bitter partisan war in the region even further.
John S. Marmaduke’s Confederates clash with Federals during their raid on Federal supply depots in southwestern Missouri.
John S. Marmaduke leads a Confederate force from Little Rock, Arkansas, to raid Federal supply depots in southwestern Missouri.
Confederates try to re-enter Missouri from Arkansas, and a fierce skirmish results.
Federal army and navy forces capture a key stronghold on the Mississippi River.