for the rest of his life, berrigan remained one of the united states' leading anti-war activists. in 1980, he founded the plowshares movement, an anti-nuclear protest group, that put him back into the national spotlight. he was also an award-winning and prolific author of some 50 books, a teacher, and a university educator. he, along with his activist brother philip berrigan, was nominated in 1998 for the nobel peace prize by 1976 laureate mairead maguire.