Editing Berkeley, Missouri (section)

==Economy==
[[Boeing Integrated Defense Systems]] is headquartered in Berkeley. Prior to its merger with [[Boeing]], [[McDonnell Douglas]] was headquartered in the same complex in Berkeley.<ref name="Berkmap"/><ref>"[http://www.manta.com/coms2/dnbcompany_j3nkm Mcdonnell Douglas Corporation]." ''Manta''. Retrieved on June 8, 2009.</ref> Boeing chose to locate the defense systems offices in the St. Louis area because of the metropolitan area's central location in the United States,<!--Source doesn't say in relation to what--> the role of the space and aircraft programs of the former McDonnell Douglas location, and bipartisan support from area politicians.<ref>"[http://www.stlcommercemagazine.com/archives/september2002/brief.html St. Louis Lands $23 Billion Boeing Integrated Defense Systems Headquarters] {{webarchive |url=https://web.archive.org/web/20080807132353/http://www.stlcommercemagazine.com/archives/september2002/brief.html |date=August 7, 2008 }}." ''St. Louis Commerce Magazine''. Retrieved on June 13, 2009.</ref> At the site, Boeing maintains the James S. McDonnell Prologue Room, containing a museum exhibition of Boeing memorabilia.<ref>"[https://web.archive.org/web/20050601232303/http://www.boeing.com/news/releases/2005/q2/nr_050531m.html The Boeing Company Air and Space Exhibit Opens to the Public]." [[Boeing]]. May 31, 2005. Retrieved on June 13, 2009.</ref><ref>"[http://www.boeing.com/companyoffices/aboutus/tours/prologueroom/index.html James S. McDonnell Prologue Room] {{Webarchive|url=https://web.archive.org/web/20090619121022/http://www.boeing.com/companyoffices/aboutus/tours/prologueroom/index.html |date=2009-06-19 }}." [[Boeing]]. May 31, 2005. Retrieved on June 13, 2009.</ref> Boeing moved its defense unit to [[Arlington County, Virginia]] in 2017.