The Portuguese man was Vasco da Gama.
<h3>Who was Vasco da Gama?</h3>
Vasco da Gama was the first European and Portuguese explorer, who reached to the India though the sea.
He was the first discoverer who link Europe and India by an Ocean route. He completed his long journey by way of Cape.
Later on, he died on Dec. 24, 1524. due to some illness.
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Grant and his Army of the Tennessee crossed the Mississippi River and drove the Confederate Army of Mississippi, led by Lt. Gen. John C. Pemberton, into the defensive lines surrounding the fortress city of Vicksburg, Mississippi.
Frederick Douglass (born Frederick Augustus Washington Bailey; c. February 1818 – February 20, 1895 was an American social reformer, abolitionist, orator, writer, and statesman. After escaping from slavery in Maryland, he became a national leader of the abolitionist movement in Massachusetts and New York, gaining note for his oratory and incisive antislavery writings. In his time, he was described by abolitionists as a living counter-example to slaveholders' arguments that slaves lacked the intellectual capacity to function as independent American citizens. Northerners at the time found it hard to believe that such a great orator had once been a slave.