American women's contribution to the war effort during WWI: factory work, arms industry, Red Cross nurses and the 'Yeoma

During World War I, women stepped into roles traditionally held by men, filling gaps in the industrial labor force. They also served as nurses in the Red Cross and as yeomanettes in the Navy. By 1917, their significant contributions to the war effort were widely recognized.

How did the absence of men affect industrial labor during the war?

In what ways did women serve in the military during the war?

What specific roles did yeomanettes play in the Navy?

What roles did women take on during the war effort?

What was the significance of women's contributions by 1917?