Return to Daily IQ 1990Mandela finally freedSouth African resistance leader, Nelson Mandela, was released from prison after more than 27 years. 1805 Lewis and Clark's Shoshone guide Sacajawea gave birth to a son, Jean Baptiste. 1809 Robert Fulton patented the steamboat. 1858 Saint Bernadette of Lourdes first saw a vision of the Virgin Mary at Lourdes, France, leading to the foundation of the shrine of Lourdes. 1929 Lateran Treaty was signed, with Italy recognizing the independence and sovereignty of Vatican City. 1945 Yalta Agreement signed by President Franklin Roosevelt, British Prime Minister Winston Churchill, and Soviet leader Josef Stalin during World War II. 1970 Japan became the fourth country to put a satellite into orbit. 1979 Ayatollah Khomeini's followers seized control of the Iran government. 1989 The Episcopal Church Boston diocese consecrated Barbara Harris as the church's first woman bishop. 2011 As a result of the Arab Spring protests, Egyptian president Hosni Mubarak announces his resignation and hands power of the country over to the military. 2012 Pop star Whitney Houston died at the Beverly Hilton hotel in Los Angeles, the night before the annual Grammy Awards. Yesterday Return to Daily IQ Tomorrow or choose another day: JanFebMarAprMayJunJulAugSepOctNovDec Today's Birthday or select month and date: JanFebMarAprMayJunJulAugSepOctNovDec Year by Year: 1900?2014 or enter a year: Enter a year: ?