On August 7, the following notable historical events related to Missouri have been recorded:
- 1804: The Lewis and Clark Expedition was near present-day Council Bluffs, Iowa, across from Missouri’s Atchison County, on or around August 7. They continued documenting the region’s geography and interactions with Native American tribes, advancing their exploration of the Louisiana Purchase.
- 1838: During the Mormon War in Missouri, tensions remained high. On or around August 7, the aftermath of the Gallatin Election Day Battle saw non-Mormon vigilantes in Daviess County intensifying their campaign against Mormon settlers, escalating the conflict that led to the Mormon expulsion order later in 1838.
- 1861: During the Civil War, Missouri was a hotbed of conflict. On August 7, Union forces under General Nathaniel Lyon were finalizing preparations near Springfield, Missouri, for the Battle of Wilson’s Creek, which occurred three days later, marking a significant engagement in the state.
- 1873: The Missouri, Kansas, and Texas Railway (Katy Railroad) expanded its network through southwest Missouri around August 7, connecting Springfield to other regions and fostering economic growth in the state.
- 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with August 7 featuring international trade exhibits and cultural performances, reinforcing Missouri’s prominence as a global hub.
- 1964: The St. Louis Cardinals played a notable game against the New York Mets at Busch Stadium on August 7, with Ken Boyer hitting a game-winning home run, contributing to the team’s World Series-winning season and highlighting Missouri’s baseball legacy.