World War I opened the doors to greater philanthropic efforts by the NPC  groups. The war began in 1914 and although America did not enter it  until 1917, the NPC magazines of that era tell about the hasty  departures of members who were traveling or studying in Europe when the  war started. There are also stories from members, including Zeta Tau  Alpha’s Grand President, Dr. May Agness Hopkins, who went abroad to be  of service in any way they could – as nurses, canteen workers, phone  operators, and even at least one surgeon, Kappa Kappa Gamma Dr. Mary  Crawford.
To read more:
http://circleofsisterhoodfoundation....res-our-cause/