revolutionary proletarian initiative nuclei(n = noun.group) nipr, revolutionary proletarian nucleus - a clandestine group of leftist extremists who oppose Italy's labor policies and foreign policy; responsible for bombing building in the historic center of Rome from 2000 to 2002; Array
is a kind of foreign terrorist organization, fto, terrorist group, terrorist organization

american revolutionary leader, american revolutionary war, arab revolutionary brigades, fatah revolutionary council, great proletarian cultural revolution, initiative, peace initiative, proletarian, revolutionary, revolutionary armed forces of colombia, revolutionary calendar, revolutionary calendar month, revolutionary group, revolutionary justice organization, revolutionary organization 17 november, revolutionary organization of socialist muslims, revolutionary people's liberation front, revolutionary people's liberation party, revolutionary people's struggle, revolutionary proletarian army, revolutionary proletarian nucleus, revolutionary united front, tupac amaru revolutionary movement