In 1920, Marie Carmichael Stopes, a British author, palaeobotanist, campaigner for women's rights and pioneer in the field of birth control, delivered her famous speech at Battersea Town Hall.

In October 1922, the Fifth Communist Party of Great Britain Congress took place at Battersea Town Hall.

The same year, Bombay-born Shaparji Saklatvala was elected for Battersea as one of the only two Communist Party MPs the UK ever had. In 1924, Saklatvala was candidate for the labour party in the General Elections.

In August 1927, the National Minority Movement Fourth Annual Conference was held at Battersea Town Hall. The National Minority Movement was a British organisation, established in 1924 by the Communist Party of Great Britain, which attempted to organise a radical presence within the existing trade unions.

In 1929 the construction of Battersea Power Station began.