1972 was the year Newton shut down many Black Panther chapters and held a party meeting in Oakland , California . On January 27 , the Black Liberation Army assassinated police officers Gregory Foster and Rocco Laurie in New York City . After the killings , a note sent to authorities portrayed the murders as a retaliation for the prisoner deaths during 1971 Attica prison riot . To date no arrests have been made . In the same year , MOVE was founded and engaged in demonstrations for environmentalism and black power . On July 31 , five armed BLA members hijacked Delta Air Lines Flight 841 , eventually collecting a ransom of $ 1 million and diverting the plane , after passengers were released , to Algeria . The authorities there seized the ransom but allowed the group to flee . Four were eventually caught by French authorities in Paris , where they were convicted of various crimes , but one – George Wright – remained a fugitive until September 26 , 2011 , when he was captured in Portugal . After being accused of murdering a prostitute in 1974 , Huey Newton fled to Cuba . Elaine Brown became party leader and embarked on an election campaign
Delta Air Lines Flight 841
Delta Air Lines Flight 841
Black Power movement