The role of the ADIZ diminished significantly in the 1990s with political changes in Russia and the reduction and attrition of Russian strategic aviation forces , but gained renewed importance during the following decade in the wake of the September 11 attacks , in which long-range aircraft on domestic flights were used against domestic targets – the renewed importance placed on the ADIZ was despite the fact that none of the aircraft involved in the September 11 attacks crossed the ADIZ
September 11 attacks
September 11 attacks
Air Defense Identification Zone (North America)