
In 1849, after the end of the Mexican American War, William Tecumseh Sherman founded the town of Black Diamond, California.

In 1911, the town of Black Diamond would be renamed to Pittsburg, California.

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In 1849, after the end of the Mexican American War, William Tecumseh Sherman founded the town of Black Diamond, California.
In 1911, the town of Black Diamond would be renamed to Pittsburg, California.