537-Hagia Sophia inaugurated by the Emperor Justinian I as an Eastern Orthodox cathedral
1918-The Great Poland Uprising against the Germans begins
1934-First youth hostel in US opens (Northfield, Mass)
1942-First Japanese women camp (Ambarawa) goes into use
1945-The World Bank was created with the signing of an agreement by 28 nations
1978-Spain becomes a democracy after 40 years of dictatorship as King Juan Carlos ratifies Spain's 1st democratic constitution
1988-Bulgaria stops jamming Radio Free Europe after more than 3 decades
1996-Taliban forces retake the strategic Bagram air base which solidifies their buffer zone around Kabul
2001-The People's Republic of China is granted permanent normal trade relations with the United States.