 On 6 May 1911, he took the bar examination and began afterwards working at a magistrate's Court in the Lichterfelde of Berlin.From 1 October 1911 to 30 September 1912, he spent a year doing military service as an one-year volunteer.From 2 August 1914 to 15 May 1915 he served in the First World War and was active with civil administration in Congress Poland.