The blast did not injure anyone as the group warned occupants to evacuate six minutes prior to the explosion. They bombed the New York City Police Headquarters on Centre Street with dynamite in the summer of 1970. Boudin was at the townhouse explosion, stumbling out of the burning building naked, according to The Washington Post.Īfter the deaths, the group pledged to carry out nonfatal bombings, promising to phone in to buildings and alert people before unleashing explosive attacks. The FBI foiled the Michigan plot on March 6, and that same day, the Weather Underground accidentally detonated its own bombs in a townhouse in New York, killing three members of the group.

The following year, the Weather Underground attempted to bomb facilities in Detroit and Fort Dirx, N.J. More than 120 protesters were arrested and criminal charges were filed against all the top leaders of Weather Underground, according to Influence Watch. The first high-profile incident came in the “Days of Rage” in October 1969, when the group organized a massive protest in Chicago.Ī bronze statue of a policeman was bombed at a Chicago park, but otherwise the group was thwarted in causing more mayhem. They were responsible for multiple bombings, some deadly Ayers wrote in his biography that after signing the declaration in 1970, “within months we had established a pattern of action” to ignite a literal firestorm across the country.

Weather underground weather history