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Today in History: Opha May Johnson Joins Marines as First Woman

8/13/2026

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Summary

Story summary

On August 13 1918, Opha May Johnson enlisted in the Marine Corps Reserve, becoming the first woman ever to join the United States Marine Corps during World I. Her enlistment opened the door for female participation in the nation’s naval infantry, marking a historic step toward gender integration and setting a precedent for future Marine women.

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Story summary

On August 13 1918, Opha May Johnson enlisted in the Marine Corps Reserve, becoming the first woman ever to join the United States Marine Corps during World I. Her enlistment opened the door for female participation in the nation’s naval infantry, marking a historic step toward gender integration and setting a precedent for future Marine women.