What caused a revival of conversation after world war 2 in Chapter 20

During the Second World War, women proved that they could do "men's" work, and do it well. With men away to serve in the military and demands for war material increasing, manufacturing jobs opened up to women and upped their earning power. Yet women's employment was only encouraged as long as the war was on. Once the war was over, federal and civilian policies replaced women workers with men.