[1] The Kahans lived at 6 Clapton Square in Hackney, London.
She became an active socialist and joined the Social Democratic Federation (SDF).
Within the SDF, she was a leading opponent of Ernest Belfort Bax's anti-feminism, and an ardent anti-militarist.
She worked alongside Theodore Rothstein in opposition to World War I, and supported the foundation of the Communist Party of Great Britain (CPGB).
[3] The Coates lived at 37 Coolhurst Road, Hornsey, London N8 in later days.