[4][5] They trespassed onto the General Electric Re-entry Division[6] in King of Prussia, Pennsylvania, where Mark 12A reentry vehicles[7] for the Minuteman III missile were made.
[4] Their legal battle was re-created in Emile de Antonio's 1982 film In the King of Prussia,[9] which starred Martin Sheen and featured appearances by the Plowshares Eight as themselves.
[10] A book of poetry by Anne Montgomery RSCJ, a Catholic sister who was one of the eight, was published in 2024, and all of the living members of the group contributed to it.
[1][2][17] On April 30, 2008, three Plowshares activists entered the GCSB Waihopai base near Blenheim, New Zealand and punctured an inflated radome used in the ECHELON signal interception program, causing $1.2 million in damages.
[22][23] Once inside a "secure" area, the activists hung protest banners on a uranium storage site, poured human blood and spray-painted the walls with anti-war slogans.
[27] Non-proliferation policy experts are concerned about the relative ease with which these unarmed, unsophisticated protesters could cut through a fence and walk into the center of the facility.
These experts have questioned "the use of private contractors to provide security at facilities that manufacture and store the government's most dangerous military material".
[28] They stated that the action had been planned to coincide with the 50th anniversary of the Assassination of Martin Luther King Jr.[29] The activists were arrested, handed over to local authorities, and taken to the county jail.
The base houses 8 Ohio-class submarines, 6 of which carry ballistic missiles and are described by the Navy as "designed specifically for stealth and the precise delivery of nuclear warheads.