Then, in 1920, the Republicans removed the Democrats from power, taking the presidency and both houses of Congress. Due to increased immigration and a large rural-to-urban shift in population from 1910 to 1920, the new Republican Congress refused to reapportion the House of Representatives because such a reapportionment would have shifted political power away from the Republicans.
In 1920, Republicans gained control of the presidency and both houses of Congress after removing Democrats from power. This shift in political leadership was partly due to rising immigration and a population movement from rural areas to cities between 1910 and 1920. The new Republican-led Congress refused to reapportion the House of Representatives because it would have shifted political power away from them.