Curated playlist
Treaties of Costa Rica
- Covenant of the League of NationsEleven of nineteen delegates backed an equality motion for the League Covenant, but Wilson overruled it.
- International Covenant on Economic, Social and Cultural RightsThe United States signed a human rights treaty in 1979 and never ratified it. It covers work, health and education.
- United Nations Framework Convention on Climate ChangeIn June 1992, 154 countries signed a treaty to limit human interference with the climate.
- Montreal ProtocolThe Montreal Protocol is the only UN treaty ratified by all 198 parties. It phased out spray-can chemicals.
- Paris AgreementThe Paris Agreement nearly unraveled over the word "shall". The French called it a typo and used "should".
- International Covenant on Civil and Political RightsA UN human rights treaty adopted in 1966 took nearly ten years to take effect.
- Convention on Certain Conventional WeaponsThe 1980 Convention on Certain Conventional Weapons has no way to check whether states obey it.
- Treaty on the Non-Proliferation of Nuclear WeaponsNorth Korea became the first state ever to leave the Non-Proliferation Treaty, in April 2003. It had joined in 1985.
- Kyoto ProtocolThe Kyoto Protocol was signed in 1997, yet global emissions still rose 32% from 1990 to 2010.
- Convention on Biological DiversityThe United States never ratified the Convention on Biological Diversity. Ratifying needs two-thirds of the Senate.
- Partial Nuclear Test Ban TreatyIn 1957, underground nuclear tests could not be told apart from earthquakes. That complicated a full test ban.
- Treaty of San FranciscoCeylon gave up its right to war reparations from Japan at the 1951 San Francisco peace conference.