 Their share of the popular vote had dropped from 74.8% in the January 1919 election to 43.6%.Gains were made both by the parties on the right—the DVP and DNVP—and the far left, the KPD and the USPD.Nationalistic voters blamed the Weimar Coalition for the lost war, for the severe stipulations of the Treaty of Versailles and for domestic unrest by workers like during the Ruhr Uprising.