On October 27, the following notable historical events related to Missouri occurred:

• 1806: The Lewis and Clark Expedition, having returned to St. Louis in late September, was still celebrated on or around October 27, with ongoing festivities in St. Louis honoring their exploration of the Louisiana Purchase, reinforcing Missouri’s role as a western hub.
• 1857: During the prelude to the Civil War, tensions over slavery escalated. On or around October 27, pro-slavery “Border Ruffians” from Missouri held rallies in Westport to support pro-slavery efforts in Kansas, contributing to the “Bleeding Kansas” conflict.
• 1864: During the Civil War, the aftermath of Price’s Raid continued in Missouri. On or around October 27, Confederate forces under General Sterling Price, retreating after defeats at Westport and Mine Creek, were pursued by Union forces through southern Missouri, nearing the end of their campaign.
• 1890: The Missouri Botanical Garden in St. Louis hosted a significant public exhibition around October 27, showcasing rare plant species and reinforcing its reputation as a leading botanical research center.
• 1927: The Kansas City Stockyards processed a record number of livestock around October 27, underscoring Kansas City’s role as a major agricultural hub and boosting Missouri’s economy.
• 2004: The St. Louis Cardinals played their final World Series game against the Boston Red Sox on October 27 at Busch Stadium, with the Red Sox sweeping the series. Despite the loss, Albert Pujols’ contributions highlighted Missouri’s baseball legacy.