In addition, in the atheistic and communist Soviet Union, 44 anti-religious museums were opened and the largest was the 'The Museum of the History of Religion and Atheism' in [[Leningrad]]’s Kazan cathedral.<ref>Humphrey (December 16, 2008). [http://bedejournal.blogspot.com/2008/12/merry-anti-christmas.html "Merry Anti-Christmas!"] Quodlibeta.</ref> Despite intense effort by the atheistic leaders of the Soviet Union, their efforts were not effective in converting the masses to atheism.<ref>Multiple references: | In addition, in the atheistic and communist Soviet Union, 44 anti-religious museums were opened and the largest was the 'The Museum of the History of Religion and Atheism' in [[Leningrad]]’s Kazan cathedral.<ref>Humphrey (December 16, 2008). [http://bedejournal.blogspot.com/2008/12/merry-anti-christmas.html "Merry Anti-Christmas!"] Quodlibeta.</ref> Despite intense effort by the atheistic leaders of the Soviet Union, their efforts were not effective in converting the masses to atheism.<ref>Multiple references: |