On this day: (1946 Syria gains independence from France 2) 1955 Polio vaccine declared safe by FDA 3) 1961 Russian cosmonaut Yuri Gagarin becomes the first person to orbit Earth (Vostok 1)

Born on this day: 1911 Mahmoud Younis, Suez Canal nationalization engineer, born in Cairo

Gone on this day: 1962 M. Visvesvaraya, Indian civil engineer and statesman (19th Diwan of the Mysore Kingdom)