When was the catastrophic EF5-rated multiple-vortex tornado struck after which the Missouri Militia members have been active in disaster relief?
Missouri Militia The Missouri Militia is a private, non-profit civilian defense organization in the U.S. state of Missouri. The Missouri Militia is not a part of the Missouri Reserve Force. which is the state defense force for the state of Missouri. Its members have been active in disaster relief after the 2011 Joplin tornado.
Flood of 1851 The Great Flood of 1851 occurred after record-setting rainfalls across the U.S. Midwest and Plains from May to August, 1851. Hardest hit was the State of Iowa, with significant flooding extending to the Lower Mississippi River basin. Historical evidence suggest flooding occurred in the eastern Plains, from Nebraska to the Red River basin, but these areas were sparsely settled in 1851. Heavy rainfall also occurred in the Ohio River basin.