McClernand ordered Grant's subordinate, Maj. Gen. William T. Sherman, to join the troops of his corps with McClernand's, calling the two corps the Army of the Mississippi, approximately 33,000 men.
McClernand beordrede Grants underordnede, generalmajor William T. Sherman, til at slutte sine tropper sammen med McClernands, og kaldte de to korps, der udgjorde ca. 33.000 mand for Army of the Mississippi.