During the Tienanmen Incident of 1989 or the attempted coup d'etat in the former Soviet Union, when political leaders in those countries put a tight lid on reporting on these events, many turned to short-wave radio to get the facts.
大陸「六四」及蘇俄政變時，執政者對內封鎖消息，許多人就靠短波獲知真相。