Cocaine will show in a urine test for a minimum of 3-5 days, depending on how heavy and how often you used. The metabolite benzoylecgonine will show for considerably longer.
Communist Party of Germany's wiki: The Communist Party of Germany (German: Kommunistische Partei Deutschlands, KPD) was a major political party in Germany between 1918 and 1933, and a minor party in West Germany in the postwar period until it was banned in 1956. In the 1920s it was called
The German Social Democrats held office for much of the 1920s, the British Labour Party formed its first government in 1924, and the French Socialists were also influential. In the Soviet Union, from 1924 Stalin pursued a policy of  socialism in one country .