Question: What town was evacuated in 1940-1941 and take over by the U.S. Government to create Weldon Spring Ordnance Works, a 17323 acre facility?
Sentence (from "Weldon Spring Ordnance Works"): Weldon Spring Ordnance Works (WSOW) was a 17323 acre U.S. Government-owned, contractor-operated (GOCO) facility in St. Charles County, Missouri, 55 km west of St. Louis.
Relevant evidence: Yes