Perry Fellwock
According to information in a European Parliament document "On the existence of a global system for the interception of private and commercial communications ( ECHELON interception system ) " , ECHELON was ostensibly created to monitor the military and diplomatic communications of the Soviet Union and its Eastern Bloc allies during the Cold War in the early 1960s . 
<triplet> Eastern Bloc <subj> Cold War <obj> participant in <triplet> Cold War <subj> Eastern Bloc <obj> participant