On August 25, the following notable historical events related to Missouri have been recorded:
- 1804: The Lewis and Clark Expedition was near present-day Sioux City, Iowa, across from Missouri’s Atchison County, on or around August 25. 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 25, non-Mormon vigilantes in Daviess and Carroll Counties continued their campaign against Mormon settlers, with skirmishes escalating the conflict that led to the Mormon expulsion order later in 1838.
- 1861: During the Civil War, the aftermath of the Battle of Wilson’s Creek (August 10) was ongoing in Missouri. On August 25, Union forces were regrouping after their retreat from Springfield, while Confederate forces maintained control in southwest Missouri, underscoring Missouri’s critical role in the conflict.
- 1873: The Missouri Pacific Railroad expanded its network through central Missouri around August 25, completing a key line connecting Jefferson City to other regions, boosting the state’s transportation and economic infrastructure.
- 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with August 25 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 Chicago Cubs at Busch Stadium on August 25, with Bob Gibson pitching a shutout and Ken Boyer hitting a key home run, contributing to their World Series-winning season and reinforcing Missouri’s baseball legacy.