* 1939 – 1945, the Second Battle of the Atlantic.

Subsequent formalizations were framed as attempts to define " effective calculability " or " effective method "; those formalizations included the Gödel – Herbrand – Kleene recursive functions of 1930, 1934 and 1935, Alonzo Church's lambda calculus of 1936, Emil Post's " Formulation 1 " of 1936, and Alan Turing's Turing machines of 1936 – 7 and 1939.

* 1890 – Anthony Fokker, Dutch aviation engineer ( d. 1939 )

* 1939 – André Ouellet, French-Canadian politician

* 1852 – Ferdinand von Lindemann, German mathematician ( d. 1939 )

* 1939 – Alan Ayckbourn, English writer

* 1939 – Johnny Raper, Australian rugby league footballer

* 1939 – The 1939-40 New York World's Fair opens.

* 1939 – NBC inaugurates its regularly scheduled television service in New York City, broadcasting President Franklin D. Roosevelt's N. Y. World's Fair opening day ceremonial address.

* 1939 – First flight of the turbojet-powered Heinkel He 178, the world's first jet aircraft.

* 1939 – William Least Heat-Moon, American author

* 1939 – Edward Patten, American singer-songwriter and producer ( Gladys Knight & the Pips ) ( d. 2005 )

* 1939 – Bulle Ogier, French actress

* 1939 – Romano Prodi, Italian politician and statesman

* 1939 – Hércules Brito Ruas, Brazilian footballer

* 1939 – Albert Einstein and Leó Szilárd write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.

* 1939 – Benjamin Barber, American theorist

* 1939 – Wes Craven, American director

* 1939 – John W. Snow, American politician, 73rd United States Secretary of the Treasury

* 1984 – Marvin Gaye, American singer ( The Moonglows ) ( b. 1939 )

* 2001 – Trinh Cong Son, Vietnamese composer ( b. 1939 )

Eastern European theorists include Pyotr Stolypin ( 1862 – 1911 ) and Alexander Chayanov ( 1888 – 1939 ) in Russia ; Adolph Wagner ( 1835 – 1917 ), and Karl Oldenberg in Germany, and Bolesław Limanowski ( 1835 – 1935 ) in Poland.

All staff had to sign the Official Secrets Act ( 1939 ), and were instructed that they should never discuss their work outside their immediate section.

* 1939 – Archbishop Christodoulos of Athens and All Greece ( d. 2008 )

All the glass from the cathedral was removed in 1939 just before the Germans invaded France, and it was cleaned after the War and releaded before replacing.

In 1939, when All Hallows Lombard Street was demolished in the City of London, its distinctive stone tower designed by Christopher Wren, with its peal of ten bells and connecting stone cloister, and the interior furnishings, including a Renatus Harris organ and a pulpit used by John Wesley, were brought to Twickenham to be incorporated in the new All Hallows Church on Chertsey Road ( A316 ) near Twickenham Stadium.

All of Cookstown's main educational institutions date from this period, Cookstown High School being housed in the Victorian mansion and former residence of the Gunning family at Coolnafranky and the Catholic Church constructing its convent schools and St Mary's Boy's School in 1939 ( now demolished and replaced by Holy Trinity Nursery School ), all on Loy Hill.

*" Jackrabbit " Jack Crain: 1939, 1941 All Southwest Conference and two-time All-American Halfback, Texas legend, and the man who saved University of Texas football in 1939.

She also appeared in The Roaring Twenties ( 1939 ), The Way of All Flesh ( 1940 ), The Best Years of Our Lives ( 1946 ) and He Ran All the Way ( 1951 ).

The first radio transmission station in Tiruchirappalli was opened by the All India Radio ( AIR ) on 16 May 1939.

* " All or Nothing at All " ( 1939 )

* All in the day's work: an autobiography, 1939

All three of Arnold's surviving sons were graduates of West Point ( Henry Harley Jr., 1939 ; Willam Bruce, June 1943 ; and David Lee, 1949 ) and reached the grade of colonel.

His works on religious themes include: Some Loose Stones ( 1913 ), Reunion All Round ( 1914 ), A Spiritual Aeneid ( 1918 ), The Belief of Catholics ( 1927 ), Caliban in Grub Street ( 1930 ), Heaven and Charing Cross ( 1935 ), Let Dons Delight ( 1939 ) and Captive Flames ( 1940 ).

Broadway theatre contributed some of the most popular standards of the 1930s, including George and Ira Gershwin's " Summertime " ( 1935 ), Richard Rodgers and Lorenz Hart's " My Funny Valentine " ( 1937 ) and Jerome Kern and Oscar Hammerstein II's " All the Things You Are " ( 1939 ).

All of Galland's suggestions were adopted and proved successful in the early campaigns, 1939 – 1941.

* All the Divisions in American Methodism, A Look Back in Time from 1771 until 1939 and " Union "

All sources seem to agree that the Croatian tricolour was used after 1939, sometimes mentioning that the variant with the coat of arms in the middle was for the state use.

* Packard ( All 12cyl ; 1925 – 34 All 6-and 8-cylinder ; 1935 Models 1200 – 1205, 1207 & 1208 ; 1936 Models 1400 – 1405, 1407 & 1408 ; 1937 Models 1500 – 1502, 1506 – 1508 ; 1938 Models 1603 – 1605, 1607 & 1608 ; 1939 Models 1703 / 5 / 7 / 8 ; 1940 Models 1803 – 1808 ; 1941 Models 1903 – 1908 ; 1942 Models 2023, 2003 – 2008, 2055 ; 1946-47 Models 2103, 2106 and 2126 ; All Darrin-bodied )

All 7TP tanks took part in combat in the Invasion of Poland of 1939.

Gandhi initially favoured offering " non-violent moral support " to the British effort when World War II broke out in 1939, but the Congressional leaders were offended by the unilateral inclusion of India in the war without consultation of the people's representatives.

* 1939 – In Mumbai, Mohandas Gandhi begins to fast in protest at the autocratic rule in India.

Between 1939 and 1954 in India, a five-volume compilation titled Discourses of Meher Baba was printed several times.

He was assigned to the Cavite Navy Yard in the Philippines, expecting to be transferred shortly to the Bureau of Engineering in Washington D. C. After a trip overland across China, Burma, and India, by air across the Mideast to Athens and then London, and by ship to the U. S., Rickover arrived in Washington and took up his duties as assistant chief of the Electrical section of the Bureau of Engineering on 15 August 1939.

Sirikkathe, a Tamil film released in 1939, was the first anthology film in India.

Britain, along with most of its dominions, Crown colonies, and British India, declared war on Nazi Germany in 1939.

3 September 1939 – United Kingdom, India, France, Australia and New Zealand declared war on Germany.

* Felis chaus prateri ( Pocock, 1939 ) − inhabits western India and Sindh ;

* Felis chaus kelaarti ( Pocock, 1939 ) − lives in Sri Lanka and southern India south of the Kistna River ;

The predominantly British town saw an influx of Italian and Polish immigrants from the immediate post-war period through the 1960s, and its proximity to Pearson International Airport ( known as Malton Airport from 1939 – 1960 ) made it a magnet for immigrants from India ( including a large Sikh community ) and continues to attract them to this day.

In 1939, British officials had no plan for expansion and training of Indian forces, which comprised about 130, 000 men ( in addition there were 44, 000 men in British units in India in 1939.

On 8 June 1939, he was promoted to colonel ( again with temporary rank of brigadier ) and appointed head of the Senior Officers ' School at Belgaum, India.

* Knight Commander of the Order of the Star of India ( KCSI )- 1939

Mulayam Singh Yadav was born to Murti Devi and Sughar Singh on 22 November 1939 in the village Saifai of Etawah district of Uttar Pradesh in India.

The last of three British Political Agents since 1939 stayed on as first Resident since 1859, the last again staying on in 1932 as first Chief Commissioner ; he was the only diplomatic representative to the various Arabian rulers who over time accepted British protectorate, but since the 1935 legal separation from British India was followed in 1937 by a reorganisation into an Eastern and a Western Aden Protectorate ( based at Mukallah and Lahej ; together covering all Yemen ), the British Representatives in each were styled British Political Officers

After Appaswamy's death in 1939, Kantimati and their son, Kubernath, left to teach in Lucknow and worked in film in South India until Maharaja Pratap Singhrao Gaekwad called the Tanjorkars family back to Baroda in 1949, to teach in the music department in the Palace Kalavan which was later absorbed into MSU.

Pillai, a member of the ICS and later the first Secretary of External Affairs of India, was appointed a CIE in 1939 and knighted with the KCIE in 1946.

In 1939, shortly after his arrival in Pie, India, World War II broke out, forcing him to return to Europe.

Popular playback singers in India enjoy the same status as popular actors, and music directors, such as Rahul Dev Burman ( 1939 – 1994 ) and A. R. Rahman, also receive wide public admiration.

* 1939 Black Narcissus, a story about the disorientation of European nuns in India ; the first of her books to be adapted for the screen, as the film of the same name in 1947 ; a radio adaptation was also broadcast in 2008.

Events in the year 1939 in India.

* World War II breaks out in 1939 and political dead lock in India.