The Nobel Peace Prize has been awarded 94 times to 125 Nobel laureates between 1901 and 2012, including 100 individuals and 25 organizations.
The Norwegian Nobel Committee awarded the peace prize to the global chemical watchdog Organization for the Prohibition of Chemical Weapons for its efforts to stop chemical warfare.
"The conventions and the work of the OPCW have defined the use of chemical weapons as a taboo under international law," the committee said. "Recent events in Syria, where chemical weapons have again been put to use, have underlined the need to enhance the efforts to do away with such weapons."
Read more: Global chemical watchdog group wins Nobel Peace Prize
The Associated Press contributed to this report.