(From Oct. 31.) Greenwald's method of analysis is perfectly simple, and the one journalists, commentators, and academics tend to avoid: consistent use of terms. During the Cold War, the USSR operating 500 miles outside its borders was "expansionism." The United States operating 5,000 miles outside its borders was "national security."
http://www.salon.com/2011/10/31/middle_east_propaganda_101/singleton/