noun
Refers specifically to the U.S.-led global military campaign against terrorism that began after the September 11 attacks in 2001.
See also: 反テロ戦争
対テロ戦争は2001年に始まった。
The War on Terror began in 2001.
対テロ戦争の影響は世界中に広がった。
The effects of the War on Terror spread across the world.