Liberian President Ellen Johnson Sirleaf, Liberian activist Leymah Gbowee and Yemeni activist Tawakkol Karman received the Nobel Peace Prize in Oslo on Saturday.
The Nobel committee awarded the peace prize to Barack Obama for his "extraordinary efforts to strengthen international diplomacy and cooperation between peoples and cited his push for nuclear disarmament".
Chinese activist Liu Xiaobo, who is serving an 11-year jail term for demanding more fundemental rights in the communist nation, was awarded the Nobel Peace Prize in absentia in Oslo, Norway on Friday afternoon, local time.
Hague-based Organisation for the Prohibition of Chemical Weapons was awarded the 2013 Nobel Peace Prize on Friday for its extensive efforts to eliminate chemical weapons.