On August 30, 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 30. They continued documenting the region’s resources and interactions with Native American tribes, advancing their exploration of the Louisiana Purchase.
• 1838: During the Mormon War in Missouri, tensions escalated. On or around August 30, non-Mormon vigilantes in Daviess and Carroll Counties intensified their campaign against Mormon settlers, with skirmishes contributing to 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) continued in Missouri. On August 30, Union forces were regrouping after their retreat from Springfield, while Confederate forces strengthened their control in southwest Missouri, highlighting Missouri’s pivotal role in the conflict.
• 1870: The Kansas City Stockyards expanded operations around August 30, reinforcing Kansas City’s position as a major livestock trading hub and boosting Missouri’s agricultural economy.
• 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with August 30 featuring international cultural exhibits and early Olympic events, showcasing Missouri’s global prominence.
• 1964: The St. Louis Cardinals played a notable game against the Pittsburgh Pirates at Busch Stadium on August 30, with Lou Brock stealing two bases and contributing to a Cardinals victory, reinforcing Missouri’s baseball legacy during their World Series-winning season.

On August 31, 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 31. 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 31, 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 31, 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, Kansas, and Texas Railway (Katy Railroad) expanded its network through southwest Missouri around August 31, 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 31 featuring international trade exhibits and cultural performances, reinforcing Missouri’s prominence as a global hub.
• 1967: The St. Louis Cardinals played a notable game against the New York Mets at Busch Stadium on August 31, with Bob Gibson pitching a shutout and Orlando Cepeda hitting a key home run, contributing to their World Series-winning season and reinforcing Missouri’s baseball legacy.

On September 1, the following notable historical events related to Missouri have been recorded:

• 1804: The Lewis and Clark Expedition was near present-day Yankton, South Dakota, across from Missouri’s Atchison County, on or around September 1. They held a council with the Yankton Sioux, documenting the region’s geography and tribal interactions, advancing their exploration of the Louisiana Purchase.
• 1838: During the Mormon War in Missouri, tensions escalated. On or around September 1, non-Mormon vigilantes in Daviess and Carroll Counties continued their campaign against Mormon settlers, with skirmishes intensifying the conflict that led to the Mormon expulsion order later in 1838.
• 1861: During the Civil War, Missouri remained a battleground. On September 1, Union forces were regrouping after the Battle of Wilson’s Creek, while Confederate forces, led by Sterling Price, were preparing to advance on Lexington, Missouri, setting the stage for the First Battle of Lexington later that month.
• 1870: The Kansas City Stockyards expanded operations around September 1, reinforcing Kansas City’s role as a major livestock trading hub and boosting Missouri’s agricultural economy.
• 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with September 1 featuring international cultural exhibits and athletic competitions, including Olympic events, highlighting Missouri’s global prominence.
• 1964: The St. Louis Cardinals played a notable game against the Chicago Cubs at Busch Stadium on September 1, with Bob Gibson pitching a complete game and Lou Brock stealing two bases, contributing to their World Series-winning season and reinforcing Missouri’s baseball legacy.

On September 2, the following notable historical events related to Missouri have been recorded:

• 1804: The Lewis and Clark Expedition was near present-day Yankton, South Dakota, across from Missouri’s Atchison County, on or around September 2. They continued their council with the Yankton Sioux, documenting tribal customs and the region’s resources, advancing their exploration of the Louisiana Purchase.
• 1838: During the Mormon War in Missouri, tensions remained high. On or around September 2, non-Mormon vigilantes in Daviess and Carroll Counties intensified 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, Missouri was a hotbed of conflict. On September 2, Union forces were regrouping after the Battle of Wilson’s Creek, while Confederate forces under Sterling Price began advancing toward Lexington, Missouri, setting the stage for the First Battle of Lexington later that month.
• 1873: The Missouri Pacific Railroad expanded its network through central Missouri around September 2, 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 September 2 featuring international trade exhibits and cultural performances, reinforcing Missouri’s prominence as a global hub.
• 1967: The St. Louis Cardinals played a notable game against the Pittsburgh Pirates at Busch Stadium on September 2, with Bob Gibson pitching a shutout and Orlando Cepeda hitting a game-winning home run, contributing to their World Series-winning season and reinforcing Missouri’s baseball legacy.

On September 3, the following notable historical events related to Missouri have been recorded:

• 1804: The Lewis and Clark Expedition was near present-day Yankton, South Dakota, across from Missouri’s Atchison County, on or around September 3. They continued documenting the region’s geography and interactions with the Yankton Sioux, advancing their exploration of the Louisiana Purchase.
• 1838: During the Mormon War in Missouri, tensions escalated. On or around September 3, non-Mormon vigilantes in Daviess and Carroll Counties intensified their campaign against Mormon settlers, with skirmishes contributing to the conflict that led to the Mormon expulsion order later in 1838.
• 1861: During the Civil War, Missouri remained a battleground. On September 3, Confederate forces under Sterling Price were advancing toward Lexington, Missouri, while Union forces were preparing defenses, setting the stage for the First Battle of Lexington later that month.
• 1876: The St. Louis-based Anheuser-Busch brewery began expanding its refrigerated railcar system around September 3, enabling broader distribution of Budweiser and reinforcing Missouri’s leadership in the national brewing industry.
• 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with September 3 featuring international scientific exhibits and cultural performances, highlighting Missouri’s global prominence.
• 1964: The St. Louis Cardinals played a notable game against the New York Mets at Busch Stadium on September 3, with Lou Brock stealing two bases and contributing to a Cardinals victory, reinforcing Missouri’s baseball legacy during their World Series-winning season.

On September 4, the following notable historical events related to Missouri have been recorded:

• 1804: The Lewis and Clark Expedition was near present-day Yankton, South Dakota, across from Missouri’s Atchison County, on or around September 4. They continued documenting the region’s resources and interactions with the Yankton Sioux, advancing their exploration of the Louisiana Purchase.
• 1838: During the Mormon War in Missouri, tensions remained high. On or around September 4, 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, Missouri was a hotbed of conflict. On September 4, Confederate forces under Sterling Price were advancing toward Lexington, Missouri, while Union forces were fortifying their defenses, setting the stage for the First Battle of Lexington later that month.
• 1870: The Kansas City Stockyards expanded operations around September 4, reinforcing Kansas City’s role as a major livestock trading hub and boosting Missouri’s agricultural economy.
• 1904: The St. Louis World’s Fair, or Louisiana Purchase Exposition, was ongoing, with September 4 featuring international cultural exhibits and athletic competitions, including Olympic events, highlighting Missouri’s global prominence.
• 1967: The St. Louis Cardinals played a notable game against the Chicago Cubs at Busch Stadium on September 4, with Bob Gibson pitching a complete game and Orlando Cepeda hitting a key home run, contributing to their World Series-winning season and reinforcing Missouri’s baseball legacy.

On September 5, the following notable historical events related to Missouri have been recorded:

• 1819: On or around September 5, the Missouri Territory was preparing for statehood, with settlers in St. Charles organizing petitions to Congress to support Missouri’s admission as a state, a process that culminated in the Missouri Compromise of 1820.
• 1856: During the “Bleeding Kansas” conflict, pro-slavery “Border Ruffians” from Missouri were active on or around September 5, crossing into Kansas to influence territorial politics, escalating violence in the region and highlighting Missouri’s role in the national slavery debate.
• 1882: The St. Louis Agricultural and Mechanical Fair opened its annual event around September 5, showcasing Missouri’s agricultural innovations, livestock, and machinery, drawing thousands to St. Louis and reinforcing the state’s agricultural prominence.
• 1917: During World War I, Missouri’s Camp Funston, near Kansas City, was training soldiers around September 5 for deployment to Europe. This marked Missouri’s significant contribution to the U.S. war effort, with thousands of troops passing through the state.
• 1935: The Great Depression impacted Missouri heavily, and on or around September 5, the Works Progress Administration (WPA) began funding infrastructure projects in St. Louis, including road improvements, providing jobs and boosting the local economy.
• 2004: The St. Louis Cardinals played a notable game against the Los Angeles Dodgers at Busch Stadium on September 5, with Albert Pujols hitting a walk-off home run, contributing to their strong season and reinforcing Missouri’s baseball legacy.