** An 81-day long standoff begins between antigovernment Freemen and federal officers in Jordan, Montana.

** A failed coup attempt against President of Haiti Prosper Avril leads to a standoff between mutinous troops and the government which ended on April 10 with the government regaining control of the country.

** A Sentinel R1 airborne standoff radar aircraft

** Tarski's theorem: For every infinite set A, there is a bijective map between the sets A and A × A.

** In topology, morphisms between topological spaces are called continuous maps, and an automorphism of a topological space is a homeomorphism of the space to itself, or self-homeomorphism ( see homeomorphism group ).

** United Kingdom of Great Britain and Ireland, a sovereign state from 1801 to 1922 ( and between 1922 and 1927 in its superseded form )

** The Benjamin Franklin Bridge across the Delaware River between Philadelphia and Camden, New Jersey

** the former yat alternates between " ya " and " e ": it is pronounced " ya " if it is under stress and the next syllable does not contain a front vowel ( e or i ) – e. g. мляко ( mlyàko ), хляб ( hlyab ), and " e " otherwise – e. g. млекар ( mlekàr ) – milkman, хлебар ( hlebàr ) – baker.

** EuroAirport Basel-Mulhouse-Freiburg – pedestrian walkway between the French and Swiss sections on Level 3 ( departures ) of airport.

** Note: In a 1995 interview Resnais states that the final version of the commentary was a collaboration between Marker and Jean Cayrol ( source: Film Comment ).

** The chase girdle: this is the brief length of the chase between the chase astragal and fillets and the reinforce.

** Thermodynamics, the study of the relationships between heat and mechanical energy

** Series one: an introductory special on boxing day 1967, followed by 13 regular episodes of 30 minutes broadcast between 26 December 1967 to 28 March 1968, Thursdays at 17: 25.

** Series two: 13 episodes of 30 minutes broadcast between 19 February 1969 to 14 May 1969, Wednesdays at 17: 20.

** Electrostatic discharge, sudden and momentary electric current flows between two objects

** La Fin de Satan by Victor Hugo ( written between 1855 and 1860, published in 1886 )

** Lenz's law: negative feedback loop between electric and magnetic fields

** George Gordon, Lord Haddo ( 1674-d. between 1694-1708 )

** The Triple Entente, an alliance between Great Britain, France and Russia

** Special matches between teams adjudged first-class by the Board ( s ) of cricket concerned, with the approval of the International Cricket Council

** Gentbrugge Station: a regional train station in between the two main train stations, Sint-Pieters and Dampoort.

** For some verbs in some languages, the difference between perfective and imperfective conveys an additional meaning difference ; in such cases, the two aspects are typically translated using separate verbs in English.

** Sado Kisen operates the route between Sado and Niigata.

** Tōkai Kisen operates Seven Island, running between Tokyo and Izu Islands, via Tateyama or Yokosuka.

** Kyūshū Yūsen operates the route between Fukuoka, Iki, and the two ports of Tsushima.

** Kyūshū Shōsen operates the route between Nagasaki and the two of Gotō Islands, namely Fukuejima and Nakadōrijima.

** Kagoshima Shōsen and Cosmo Line operate the various routes between Kagoshima and Tanegashima or Yakushima.

** a direct interaction occurs when one object is on a level exactly one higher or one lower than the other ( i. e., on a tree, the two objects have a line between them )

** Leaders of the Soviet Union

** President of the Soviet Union

** Premier of the Soviet Union

** Theatre of the Soviet Union

** 114. flerovium, Fl, named after Soviet physicist Georgy Flyorov, founder of the JINR ( 1999 ).

** The Soviet Union launches 2 scientific satellites, Elektron I and II, from a single rocket.

** Soviet military forces shoot down an unarmed reconnaissance bomber that had strayed into East Germany ; the 3 U. S. flyers parachute to safety.

** U. S. President Lyndon Johnson in New York, and Soviet Premier Nikita Khrushchev in Moscow, simultaneously announce plans to cut back production of materials for making nuclear weapons.

** British businessman Greville Wynne, imprisoned in Moscow since 1963 for spying, is exchanged for Soviet spy Gordon Lonsdale.

** Spain beats the Soviet Union 2 – 1 to win the 1964 European Nations Cup.

** Soviet war in Afghanistan ( 1979 – 1989 )-Although taking place almost entirely throughout the 1980s, the war officially started on December 27, 1979.

** The Soviet Union announces that it will boycott the 1984 Summer Olympics in Los Angeles, California.

** Soviet Union invades Poland, Finland, occupies Latvia, Estonia, Lithuania and Romanian region of Bessarabia from 1939 to 1941.

** Germany attacks the Soviet Union ( June 22, 1941 ).

** Yalta Conference, wartime meeting from 4 February 1945 to 11 February 1945 among the heads of government of the United States, the United Kingdom, and the Soviet Union — President Franklin D. Roosevelt, Prime Minister Winston Churchill, and Premier Joseph Stalin, respectively — for the purpose of discussing Europe's postwar reorganization, intended to discuss the re-establishment of the nations of war-torn Europe.

** A variety of Soviet space program paraphernalia are put to auction in Sotheby's New York, and sell for a total of US $ 6. 8M.

** Council for Mutual Economic Assistance ( CMEA or COMECON ) established by Soviet Union and other communist nations.

** The Soviet Union tests its first atomic bomb, code named " Joe 1 ".

** Natalia Kuchinskaya, Soviet gymnast

** Konstantin Chernenko, President of the Soviet Union ( d. 1985 )

** Space Age – Sputnik program: The Soviet Union launches Sputnik 1, the first artificial satellite to orbit the earth.

** Leon Trotsky and Lev Kamenev are removed from the Politburo of the Communist Party of the Soviet Union.

** The Soviet Union launches Venera 6 toward Venus.

** The Soviet Union launches Soyuz 4.

** Soviet and Chinese forces clash at a border outpost on the Ussuri River.