Holocaust was the primary reason the United nations called for a convention on prevention and punishment of Genocide in 1948.
Chapultepec, Battle of, and Capture of Mexico City (1847<span>).By </span>12 September 1847<span>, the Mexican War was almost over; the Americans had been victorious in every major engagement, New Mexico had surrendered, U.S. forces had subdued Upper California, and Maj. Gen. Winfield Scott and 7,000 U.S. troops were camped outside </span>
A
it became legal to teach slaves to read and write