De Nieuwsgier, 27 June 1952 (Sin Po): on the Korean War anniversary, a nine-organisation delegation including Gerwis, SOBSI, Pemuda Rakjat, Lekra and the peace committee protests at the US embassy against alleged bacteriological warfare, but is turned away. They write to the foreign minister asking Indonesia to press f
De Nieuwsgier, 15 July 1952 (Sin Po): a Jakarta meeting of 34 parties and organisations forms a Freedom Day (17 August) committee led by the PKI's Greater Jakarta section by 26 votes; PNI, Parkindo, SOBSI and Gerwis sit on it, Masjumi and PSI abstain. It adopts the National Reveil joint declaration signed by 60 groups.
De Nieuwsgier, 6 Dec 1952: representatives of 18 parties and organisations in Surabaya, under the PNI, urge the government to clarify whether the 17 October 1952 affair was a coup, to act against all involved and to implement the Sophiaan motion. Gerwis is among the listed attendees (with PKI, PNI, SOBSI, Murba, Wanita