 Complete the following phrase:  Maria Scharnetzki was born in Bochum, then a booming industrial town located between Düsseldorf and Dortmund, and after marrying a man named Backenecker, spent her early adulthood as a working class housewife. During the turbulence that followed the First World War she joined the a hrefIndependent20Social20Democratic20Party20of20GermanyIndependent Social Democratic Party Unabhängige Sozialdemokratische Partei Deutschlands  USPDa which had split away from the mainstream Social Democratic Party a couple of years earlier, primarily on account of differences over whether or not to continue with support for the countrys participation in the war. The USPD itself split in 1920. Maria Backenecker was an active participant in the process whereby the larger part of the USPD merged with the recently formed German Communist Party. In the years that followed she engaged in the Communist Feminist movement in the economically and politically important Ruhr region, which came under foreign 