What is Northwest Airlines?
[[File:Northwest Airlines Logo.svg|thumb]] [[File:NWAHeadquartersMinneapolisMN.jpg|thumb|Northwest Airlines headquarters]]'''Northwest Airlines, Inc.''' (often abbreviated '''NWA''') was a major [[United States]] [[airline]].<ref>{{cite web|url=http://av-info.faa.gov/detail.asp?DSGN_CODE=NWAA&OPER_FAR=121&OPER_NAME=NORTHWEST+AIRLINES+INC|title=Federal Aviation Administration - Airline Certificate Information - Detail View|website=av-info.faa.gov|access-date=2008-07-20|archive-date=2008-04-17|archive-url=https://web.archive.org/web/20080417070027/http://av-info.faa.gov/detail.asp?DSGN_CODE=NWAA&OPER_FAR=121&OPER_NAME=NORTHWEST+AIRLINES+INC|url-status=dead}}</ref> It was headquartered in [[Eagan, Minnesota]], near [[Minneapolis−Saint Paul International Airport|Minneapolis-Saint Paul International Airport]] in the [[United States]]. Northwest had three major [[Airline hub|hubs]] in the United States: [[Detroit Metropolitan Wayne County Airport]], Minneapolis-Saint Paul International Airport, and [[Memphis International Airport]]. Northwest also operated flights from a small hub in Asia at [[Narita International Airport]] near [[Tokyo]] and also operated transatlantic flights in cooperation with their partner [[KLM]] from [[Amsterdam Airport Schiphol|Schiphol Airport]] in [[Amsterdam]]. It also had [[focus city]] operations at [[Indianapolis International Airport]] and [[Seattle-Tacoma International Airport]]. As of 2006 Northwest was the world's sixth largest airline in terms of domestic and international scheduled passenger miles flown and the U.S.'s sixth largest airline in terms of domestic passenger miles flown.<ref>{{cite web|url=http://www.iata.org/ps/publications/wats-passenger-km.htm|title=WATS Scheduled Passenger - Kilometres Flown|publisher=|access-date=2008-07-20|archive-date=2013-11-04|archive-url=https://web.archive.org/web/20131104015804/http://www.iata.org/ps/publications/wats-passenger-km.htm/|url-status=dead}}</ref> In addition to operating one of the largest domestic route networks in the U.S., No