Consists of general organizational files of the national office (in Chicago) such as meeting minutes and correspondence, as well as material from the State Branches. There may be some overlap between the files of the State Branches of the WPP and of what is in the State Branch files of WILPF [see Part II, Series B]. Includes minutes, speeches, and correspondence relating to the organization conference, Jan. 1915; executive board minutes (1915-1919); correspondence (1914-1919); and membership lists, statements, resolutions, reports, releases, literature, and clippings; together with materials relating to the International Congress of Women (Women's International League for Peace and Freedom) at The Hague, Apr. 1915, and American delegation of the International Committee of Women for Permanent Peace (1915-1919); records of New York and Massachusetts branches of Woman's Peace Party including scattered minutes, correspondence, resolutions, releases, and literature; and 8 scrapbooks, primarily clippings, assembled by the Massachusetts Branch. Correspondents include Jane Addams, Emily Greene Balch, Carrie Chapman Catt, Katherine D. Cumberson, Crystal Eastman, Rose Dabney Forbes, Zona Gale, Hannah Clothier Hull, Eleanor Daggett Karsten, Margaret Lane, Louis Paul Lochner, Lucia Ames Mead, Alice Thacher Post, Rosika Schwimmer, May Wright Sewall, Rebecca Shelley, Anna Garlin Spencer, Harriet P. Thomas, Julia Grace Wales, Agnes D. Warbasse, and Ruth C. Williams.