On 1 May, KNPB and PRD demonstrators who had gathered at the KNPB Kaimana secretariat office to commemorate 1 May were forcibly dispersed by Kaimana Regional police. Police raided the secretariat office and fired warning shots. Police allegedly attempted to burn down the secretariat office, but the fire was put out by KNPB members. Police arrested two KNPB leaders, Sepi Surbay and Ruben Furay, who are still believed to be in detention. Pada tanggal 1 Mei, para pendemo dari KNPB and PRD yang telah berkumpul di kantor sekretariat KNPB Kaimana untuk memperingati 1 Mei dibubarkan secara paksa oleh Polres Kaimana. Polisi diduga menggerebek kantor sekretariat and mengeluarkan tembakan peringatan. Polisi berusaha membakar kantor sekretariat, tapi api itu dipadamkan anggota KNPB. Polisi menangkap dua pimpinan KNPB, Sepi Surbay dan Ruben Furay, yang dipercaya masih dalam tahanan.