In 1915 she was chosen as the Norwegian delegate to a peace conference in the Hague. Delegates were called from around the world although many had difficulties attending because the peace efforts were "only" of women and hostilities made travel difficult. At the conference, she proposed resolution 28 that "We women, in International Congress assembled, protest against the madness and horror of war, involving as it does a reckless sacrifice of human life and the destruction of so much that humanity has laboured through centuries to build up."