** Heads of state of the Congo Free State

** Act of Free Choice commenced in Merauke, West Irian.

** European Free Trade Association ( EFTA ) established.

** Operation Motorman, 4: 00: British Army begins to regain control of the " no-go areas " established by Irish republican paramilitaries in Belfast, Derry (" Free Derry ") and Newry.

** The Irish Free State passes the External Relations Act to legislate for Edward VIII's abdication in that realm.

** The Dáil Éireann passes the Executive Authority ( Consequential Provisions ) Act, 1937, which abolishes the office of Governor-General of the Irish Free State, retrospectively dated to December 1936.

** In a referendum the people of the Irish Free State accept the new Constitution by 685, 105 votes to 527, 945.

** WWII: Appeal of 18 June: General Charles de Gaulle, de facto leader of the Free French Forces, makes his first broadcast appeal over Radio Londres from London rallying French Resistance, calling on all French people to continue the fight against Nazi Germany: " France has lost a battle.

** The Congo Free State is established by King Léopold II of Belgium.

** In West Germany, a coalition government of Christian Democrats, Christian Socialists, and Free Democrats is formed.

** The Anglo-Irish Treaty establishing the Irish Free State, an independent nation incorporating 26 of Ireland's 32 counties, is signed in London.

** Caribbean Free Trade Association ( CARIFTA ) formed.

** In the Irish Free State, Dáil Éireann abolishes the Oath of Allegiance to the British Crown.

** Under the leadership of British Prime Minister Robert Peel, the British Parliament repeals the Corn Laws, replacing the old Colonial mercantile trade system with Free Trade.

** Free machining

** Windsor Free Festival, event held in nearby Windsor Great Park

** A Free Man of Color – John Guare

** Free MIDI recordings of " The Planets " ( containing some errors, however )

** Free agent, sports player whose contract with a team has expired

** Bangassou created ca. 1878 ; 14 June 1890 under Congo Free State protectorate, 1894 under French protectorate ; 1917 Sultanate suppressed by the French.

** Rafai ca. 1875 Sultanate, 8 April 1892 under Congo Free State protectorate, March 31, 1909 under French protectorate ; 1939 Sultanate suppressed

** Zemio ca. 1872 established ; December 11, 1894 under Congo Free State protectorate, April 12, 1909 under French protectorate ; 1923 Sultanate suppressed

** Free flap, a specific kind of surgical flap

** Free Trade has long been a mainstream position now, but the anti-globalization movement largely opposes it.

** Any union of countably many countable sets is itself countable.

** The Lebesgue measure of a countable disjoint union of measurable sets is equal to the sum of the measures of the individual sets.

** El Salvador Customs union, ( 1963, re-launched on October 29, 1993 )

** Guatemala Customs union, ( 1963, re-launched on October 29, 1993 )

** Honduras Customs union, ( 1963, re-launched on October 29, 1993 )

** Nicaragua Customs union, ( 1963, re-launched on October 29, 1993 )

** The rimbases are short broad rings located at the union of the trunnions and the cannon which provide support to the carriage attachment.

** Canterbury Rugby Football Union, the governing body for rugby union in the central Canterbury region

** Sébastien Chabal, French rugby union player

** 20, 000 London policemen strike for increased pay and union recognition.

** Iceland regains independence, yet remains in personal union with the King of Denmark, who also becomes the King of Iceland until 1944.

** The Parliament of Finland again declares itself holder of sovereignty, effectively dissolving the 108-year-old union with Russia.

** The British miners ' union begins negotiations with the government

** After weeks of strikes at the Lenin Shipyard in Gdańsk, Poland, the nationwide independent trade union Solidarity is established.

** The United Methodist Church is created by the union of the former Methodist and Evangelical United Brethren churches.

** The constitutional union between Indonesia and the Netherlands is dissolved.

** Douglas Fraser, Scottish-born union leader ( d. 2008 )

** The union of Nicaragua, Honduras and El Salvador begins ( ends in 1898 ).

** The legislative union of Great Britain and Ireland is completed under the Act of Union 1800, bringing about the United Kingdom of Great Britain and Ireland.

** Teddy Wakelam, English sports broadcaster and rugby union player ( d. 1963 )

** Damien Frawley, Australian rugby union player

** John Smit, South African rugby union player

** Jason White, Scottish rugby union player

** Kevin Senio, New Zealand rugby union footballer

** Marko Stanojevic, English-born Italian rugby union player