1888 Death Rafael Hernando, composer, dies at 66 1822 Birthday Rafael Hernando, composer 1617 Event Spanish viceroy Hernando Arias de Saavedra founds provinces Rio de la Plata (Argentina)/Guaira (Paraguay) 1602 Death Hernando de Cabezon, composer, dies at 61 1542 Death Hernando de Soto, dies while searching for gold, near Mississippi R 1541 Event Hernando de Soto discovers Mississippi River 1540 Event Explorer Hernando de Alarcon travels up Colorado River 1540 Event Hernando de Soto crosses Appalachian Mountain, 1st European to do so 1539 Event Hernando De Soto claims Florida for Spain 1539 Event Hernando de Soto lands in Florida 1519 Event 1st meeting of Montezuma and Hernando Cortes in Mexico
