His wife Barbara Williams told CNN that he died Sunday from complications related to a stroke he suffered in 2015. She told the broadcaster that he passed away surrounded by his family at the UCLA Medical Center in Santa Monica, Calif.
Royal Oak, Michigan-born Hayden was one of the “Chicago 7” activists who was tried for conspiracy and incitement after protests at the Democratic National Convention in 1968. He was later acquitted and went on to serve on the
California Assembly and Senate for almost 20 years.