From 1912, Bassermann, along with Adelheid Steinmann, became a member of the National Women's Committee of Germany's &lt;a href="National%20Liberal%20Party%20%28Germany%29"&gt;National Liberal Party ("Nationalliberale Partei" / NLP)&lt;/a&gt;. War broke out (from a German perspective) on 1 August 1914, with Germany's declaration of war against Russia, following a Russian general military mobilisation the previous day. Despite having celebrated his sixtieth birthday less than a week earlier, immediately volunteered for military service: Julie Bassermann, on 3 August 1914, organised a Mannheim local group of the , a national organisation set up three days earlier, which saw itself as providing the female equivalent of the frontline service given by men. In 1915 she was involved in the construction of a day centre for jobless women and girls. A year later she got together with Marie Bernays, her friend Alice Bensheimer and Elisabeth Altmann-Gottheiner to create a Soziale Frauenschule ("Social Women's School") , in Mannheim. in order to provide "social vocational training for paid and voluntary work".