The 2015 Nobel Peace Prize was announced Friday. Here is a list of winners of the award since 1980:

— 2015: Tunisian National Dialogue Quartet, Tunisia.

— 2014: Kailash Satyarthi, India, and Malala Yousafzai, Pakistan.

— 2013: Organisation for the Prohibition of Chemical Weapons.

— 2012: European Union.

— 2011: Ellen Johnson Sirleaf, Liberia, Leymah Gbowee, Liberia, and Tawakkol Karman, Yemen.

— 2010: Liu Xiaobo, China.

— 2009: Barack Obama, United States.

— 2008: Martti Ahtisaari, Finland.

— 2007: Intergovernmental Panel on Climate Change and Al Gore, United States.

— 2006: Muhammad Yunus, Bangladesh and Grameen Bank, Bangladesh.

— 2005: International Atomic Energy Agency and Mohamed ElBaradei, Egypt.

— 2004: Wangari Maathai, Kenya.

— 2003: Shirin Ebadi, Iran.

— 2002: Jimmy Carter, United States.

— 2001: United Nations and Kofi Annan, Ghana.

— 2000: Kim Dae-jung, South Korea.

— 1999: Medecins Sans Frontieres.

— 1998: John Hume, United Kingdom, and David Trimble, United Kingdom.

— 1997: International Campaign to Ban Landmines and Jody Williams, United States.

— 1996: Carlos Filipe Ximenes Belo, East Timor, and Jose Ramos-Horta, East Timor.

— 1995: Joseph Rotblat, United Kingdom, and Pugwash Conferences on Science and World Affairs

— 1994: Yasser Arafat, Palestine territories, Shimon Peres, Israel, and Yitzhak Rabin, Israel.

— 1993: Nelson Mandela, South Africa, and Frederik Willem de Klerk, South Africa.

— 1992: Rigoberta Menchu Tum, Guatemala.

— 1991: Aung San Suu Kyi, Burma.

— 1990: Mikhail Sergeyevich Gorbachev, USSR (now Russia).

— 1989: The 14th Dalai Lama (Tenzin Gyatso), China.

— 1988: United Nations Peacekeeping Forces

— 1987: Oscar Arias Sanchez, Costa Rica.

— 1986: Elie Wiesel, United States.

— 1985: International Physicians for the Prevention of Nuclear War.

— 1984: Desmond Mpilo Tutu, South Africa.

— 1983: Lech Walesa, Poland.

— 1982: Alva Myrdal, Sweden, and Alfonso Garcia Robles, Mexico.

— 1981: Office of the United Nations High Commissioner for Refugees.

— 1980: Adolfo Perez Esquivel, Argentina.