1) Women took on new roles at home during World War 1 such as knitting socks and doing other voluntary work to support the war effort. 2) By 1914, over 5 million out of 23.8 million women in Britain were working in offices, aircraft manufacturing plants, and for the Red Cross to help support their families with many men away fighting in the war. 3) The increased roles and opportunities for women during the war helped advance the cause of women's suffrage in the years after World War 1 ended.