1880: Thomas Alva Edison patented the electric bulb.
1888: National Geographic Society was organized in Washington.
1891: About 150 people were killed in a mine explosion in Mount Pleasant, Pennsylvania.
1897: British troops captured Ghana's Bida Gold Coast.
1905: Maurice Rouvier formed the government in France.
1943: America launched an air attack on Germany for the first time.
1948: The first tape recorder was sold.