** The Treaty of Münster ( Instrumentum Pacis Monasteriensis, IPM ), concerning the Holy Roman Emperor and France and their respective allies.

** The Treaty of Osnabrück ( Instrumentum Pacis Osnabrugensis, IPO ), concerning the Holy Roman Emperor, the Empire and Sweden and their respective allies.

** UN Treaty Collection – Treaty Guide

** The Southeast Asia Treaty Organization is permanently disbanded.

** In 1999, the North Atlantic Treaty Organization ( NATO ) led by the United States launched air attacks against Yugoslavia ( then composed of only Serbia and Montenegro ) to pressure the Yugoslav government to end its military operations against ethnic Albanian separatists in Kosovo due to accusations of war crimes being committed by Yugoslav military forces working alongside nationalist Serb paramilitary groups.

** North Korea nuclear weapons program: North Korea announces that it plans to withdraw from the Nuclear Nonproliferation Treaty and refuses to allow inspectors access to nuclear sites.

** The Majilis of Kazakhstan approves the nuclear Non-Proliferation Treaty, and agrees to dismantle the more than 100 missiles left on its territory by the fall of the USSR.

** Treaty of San Francisco: In San Francisco, California, 48 nations sign a peace treaty with Japan to formally end the Pacific War.

** Japan-U. S. Security Treaty, which allows United States Armed Forces being stationed in Japan after the occupation of Japan, is signed by Japan and the United States.

** Anglo-Jordanian Treaty of 1948 expires.

** Treaty of Brussels signed by Belgium, France, Luxembourg, the Netherlands and the United Kingdom, providing for economic, social and cultural collaboration and collective self-defence.

** Hay-Pauncefote Treaty signed by United Kingdom and United States, ceding control of the Panama Canal to the United States.

** Cold War: The two German states and the Four Powers sign the Treaty on the Final Settlement With Respect to Germany in Moscow, paving the way for German reunification.

** The Nuclear Non-Proliferation Treaty opens for signature.

** Warsaw Treaty Organization joint secretariat established.

** The Treaty of Versailles is signed, formally ending World War I.

** Mexican – American War formally ends, making the unincorporated, unorganized California Territory a provisional official possession: The Treaty of Guadalupe Hidalgo is signed, ending the war and ceding to the United States virtually all of what is today the southwest United States.

** Commonwealth of Independent States Collective Security Treaty ( CST ) signed ( effective 20 April 1994 ).

** Richard Nixon and Leonid Brezhnev sign the SALT I treaty in Moscow, as well as the Anti-Ballistic Missile Treaty and other agreements.

** Estonian War of Independence: The Tartu Peace Treaty is signed, ending the war and recognizing Estonian independence.

** Treaty of Moscow ( 1920 ): Soviet Russia recognizes independence of the Democratic Republic of Georgia only to invade the country six months later.

** Argentina, Brazil, Uruguay and Paraguay sign the Treaty of Asunción, establishing South Common Market ( Mercosur its acronym in Spanish )

** Warsaw Treaty Organization officially dissolved in accordance with a protocol calling for a “ transition to all-European structures.

** 2nd Infantry Brigade " Rovine "-headquartered at Craiova

** Sânziene ( western Carpathian Mountains of Romania )

** Last day of Drăgaica fair ( Buzău, Romania )

** Children's Day ( Romania )

** Kings of Romania

** Prime Ministers of Romania

** Presidents of Romania

** The Union of Alba Iulia is proclaimed: Following the March 27 incorporation of Bessarabia and Bucovina, Transylvania unites with Romania.

** At a meeting in Paris, French Foreign Minister Georges Bonnet meets with Soviet Ambassador Jakob Suritz, and suggests that a " peace front " comprising France, the Soviet Union, Great Britain, Poland and Romania would deter Germany from war.

** A Communist-led government is formed in Romania under Petru Groza following Soviet intervention.

** WWII: Italy and Romania declare war on the Soviet Union.

** Hungary and Romania declare war on the United States.

** Cold War: The first post-Communist presidential and parliamentary elections are held in Romania.

** Emil Constantinescu is elected president of Romania.

** Romania opens its first mountain railway ( from Anina to Oravita ).

** A referendum on the constitution of Romania is accepted as valid.

** In Romania, coup leader General Ion Antonescu's Iron Guard arrests and executes over 60 of exiled king Carol II of Romania's aides.

** Spain and Romania sign in Paris an agreement establishing full consular and commercial relations ( not diplomatic ones ).

** After a week of bloody demonstrations, Ion Iliescu takes over as president of Romania, ending the communist dictatorship of Nicolae Ceauşescu, who flees his palace in a helicopter to escape inevitable execution after the palace was invaded by rioters.

** Albania, Austria, Bulgaria, Cambodia, Finland, Hungary, Ireland, Italy, Jordan, Laos, Libya, Nepal, Portugal, Romania, Spain, and Sri Lanka join the United Nations simultaneously, after several years of moratorium on admitting new members that began during the Korean War.

** Ion Iliescu, former President of Romania

** Greece, Romania, Turkey and Yugoslavia have formed the Balkan Pact.

** Ferdinand, the former name of Nicolae Bălcescu Commune, Bacău County, Romania

** Ferdinand I, the former name of Mihail Kogălniceanu Commune, Constanţa County, Romania

** The Church of Romania