Feb. 20 (UPI) -- On this date in history: In 1816, The Barber of Seville by Gioachino Rossini opened in Rome. In 1872, the Metropolitan Museum of Art opened in New York City. In 1938, Anthony Eden resigned as Britain's foreign secretary to protest the "appeasement" policy of Prime Minister Neville Chamberlain toward Nazi Germany. In 1939, tens of thousands of Nazi supporters gathered for a rally at New York City's Madison Square Garden to celebrate the rise of Adolf Hitler. In 1947, British