1、1 For more information about cruise missiles and proliferation see CRS Report RS21252, by(name redacted).2 Adam Hebert, “Ongoing Operations Made NORAD Response to Sept. 11 Seamless,” Insidethe Air Force, Dec. 21, 2001.Congressional Research Service The Library of CongressCRS Report for CongressRecei
2、ved through the CRS WebOrder Code RS21394Updated June 6, 2006Homeland Security: Defending U.S. Airspacename redactedSpecialist in National DefenseForeign Affairs, Defense, and Trade DivisionSummaryThe September 11th attacks drew attention to U.S. air defense, and the 9/11Commission Report recommende
3、d that Congress regularly assess the ability of NorthernCommand to defend the United States against military threats. Protecting U.S. airspacemay require improvements in detecting aircraft and cruise missiles, making quickoperational decisions, and intercepting them. A number of options exist in eac
4、h of theseareas. A variety of issues must be weighed including expediency, cost, and minimizingconflicts with civilian aviation. This report will be updated.BackgroundIn response to the Cold War threat of Soviet bombers and cruise missiles, theDepartment of Defense (DOD) established the North Americ
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