Sounds like the precursors of ACORN!
Yes, they were/is/are
ACORN grew out of George Wiley's National Welfare Rights Organization (NWRO), whose members in the late 1960s and early 1970s invaded welfare offices across the U.S. -- often violently -- bullying social workers and loudly demanding every penny to which the law "entitled" them. In the late Sixties, ACORN co-founder Wade Rathke was an NWRO organizer and a protegé of Wiley. Rathke also organized a draft-resistance campaign for the militant group Students for a Democratic Society (SDS) during the same period.Association of Community Organizations for Reform Now (ACORN)
In 1970 Rathke -- along with the aforementioned Wiley (who was best known for his effective use of the so-called "Cloward-Piven strategy") and Gary Delgado (a lead organizer for Wiley's NWRO) -- formed a new entity called Arkansas Community Organizations for Reform Now (ACORN). The group's name was later changed to Association of Community Organizations for Reform Now, but the acronym ACORN remained. ...