St. Louis is a city and port in the U.S. state of Missouri. The city developed along the western bank of the Mississippi River, which forms Missouri’s border with Illinois.
![Letter signed W.T. Sherman, headquarters, Army in the Field, Jackson, Mississippi, to [David D.] Porter, July 19, 1863](https://i.pinimg.com/originals/39/90/84/399084f310bd84bf3aa21ed742339c7e.jpg)
