Aviation and Airport Security Practice Test.

Unit 269 was the Israeli counterterrorism unit that killed Black September terrorist leaders in Beirut during the operation Spring of Youth. The other options are incorrect because

A: The SAS (British Special Air Service) was not involved in Operation Spring of Youth, but was involved in other counterterrorism operations around the world.

C: The Navy Seals (United States Navy Sea, Air, and Land Teams) were not involved in Operation Spring of Youth, but were involved in other counterterrorism operations during this time.

D: The GSG-9 (German Federal Police Special Forces) was not involved in Operation Spring of Youth, as it is a German unit and the operation took place in Beirut, Lebanon.