 In addition Langhans involved herself in the Women's International League for Peace and Freedom, serving as the first chair of the organisation's Hamburg branch committee.She was also regional chair for Hamburg of the Democratic Women's League of Germany.However, the East German authorities' savage suppression of the 1953 uprising let to an overall increase in east-west tensions during the 1950s and in 1957 the Democratic Women's League was banned in West Germany.