Whakakihia te rerenga e whai ake nei: I te mea i uru ia ki te Pāti Manapori mai i te wa i taea ai e ia te pooti, mo Franklin D. Roosevelt, i te tau 1968 ka noho a Butterworth hei tumuaki mo te kaupapa perehitini mo Eugene McCarthy mo Connecticut, a ka mahi i taua tau hei karere ki te
Te Huihuinga ā-Motu o te Pirihimana. I te whakahe ki te Pakanga o Vietnam, i haere ia ki nga huihuinga rangimarie a i te tau 1971, Butterworth, hei mema o te American Friends Service Committee, i haere tahi me nga mema 169 ki Paris ki te matapaki i nga tikanga kia tutuki ai te rangimarie hei mutu i te pakanga. He pacifist pono, i hiahia ia kia mutu tonu te pakanga, engari i muri i te huihuinga i whakaaro ia mena kaore te Kawanatanga o te United States e tiimata i te mahere rangimarie, me te wehenga kua whakaritea, ka roa te pakanga. He tekau tau a Butterworth e whakahe ana i ia Rahoroi, i West Hartford Center, ki nga pakanga, tae atu ki era i Nicaragua, Iran me Iraq, me te whakahe ki nga patu karihi. I mahi hoki ia i te poari a motu mo te Komiti mo te Kaupapahere Hauora Hauora, e mohiotia ana ko SANE anake.