how did women help in the war effort

Answer: During WWI (1914-1918), large numbers of women were recruited into jobs vacated by men who had gone to fight in the war. New jobs were also created as part of the war effort, for example in munitions factories.
Explanation:
Answer:
they worked in war industries
Explanation:
in WWII women worked in factories taking over men's jobs. So i believe its that one.