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  Mary was born in Oswego, New York.
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  The first women's rights convention was held in seneca falls, new york. Mary became an early supporter of women's rights.
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  Her father was a carpenter-farmer and an abolitionist who believed in free thinking and many of the reform movements in the mid 1800s
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  Mary became the second documented female doctor.
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  Mary graduated from Syracuse Medical College with a Doctor of Medicine Degree.
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  Married another physician, Albert Miller.
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  Mary began writing to Sybil, a publication of Dr. Lydia Sayer Hasbrouck.
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  Was in the Patent Office Hospital in Washington D.C (My brothers birthday)
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  She took a break from volenteering in the civil war to earn a degree from the New York Hygeio-Therapeutic College in New York City, but soon returned to the war.
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  Walker traveled to Tennesee where she was appointed assistant surgeon in the Army of Cumberland by General George H. Thomas.
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  Captured and imprisoned by the confederate army.
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  She was released after being held in Richmond, Virginia for several months.
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  In the fall of 1864 she was an acting assistant surgeon with the Ohio 52nd Infantry. She later became a supervisor for a hospital for women prisoners, and later she supervised an orphanage hospital.
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  Mary was discharged from service.
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  Retired from government service
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  Mary was the first woman to recieve The Medal of Honor
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  Mary and Albert divorced 13 years later
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  The government changed the criteris for the medal of honor and withdrew her medal, she still continued to wear it.
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  Mary died in Oswego, New York.
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  About 60 years after her death, her medal was restored my president Jimmy Carter