Medieval Times By supdawg80 Feb 12, 753 Roman Empire Feb 12, 1209 Renaissance Feb 12, 1787 French Revolution Feb 12, 1869 The Suez Canal opened Feb 12, 1914 WWl World War 1 began. Feb 12, 1939 WWll Feb 12, 1941 The United Nations Were established Feb 12, 1957 Space age Space age started. Feb 12, 1959 Vietnam War