...26, 1780 Leyba removed and Francisco Crozat reinstated. Under his government St. Louis was regularly fortified......1780 Old St. Genevieve, which tradition says was founded by settlers from Kaskaskia in 1735, is destroyed by a flood, the inhabitants remove from river bottoms to the present site......1785 New Madrid, settled as early as 1780, is laid out on an extensive scale by Col. George M...