sentences:  After a resolution she proposed to the conference of the SDF's successor, the British Socialist Party, was approved against the wishes of the party leadership, she was elected to its executive.She worked alongside Theodore Rothstein in opposition to World War I, and supported the foundation of the Communist Party of Great Britain (CPGB).Kahan married fellow communist William Peyton Coates (died 8 Aug 1963), and became known as Zelda Coates.