There was a Russian woman named Mariya Oktyabryskaya whose husband was killed by Nazi’s in WW2, so she sold her house for a tank. With permission from the Soviet union, she went to kill Nazi’s with her own tank, avenging her husband death.

Mariya Oktyabrskaya

When the stars are all burned out and human beings are but fairy tales told by robots, somewhere there will be a list of the toughest women who ever lived. And near the top will be Sergeant Mariya Oktyabrskaya, the first women to win the Hero of the Soviet Union Award, and her tank, Fighting Girlfriend.

During World War II, her army officer husband Ilya was killed in action. In response, Mariya sold literally all of their belongings in order to buy a tank. She then wrote Stalin the following letter:

“My husband was killed in action defending the motherland. I want revenge on the fascist dogs for his death and for the death of Soviet people tortured by the fascist barbarians. For this purpose I’ve deposited all my personal savings – …
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Source: https://www.rejectedprincesses.com/princesses/mariya-oktyabrskaya