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.

* 1930 – Gandhi raises a lump of mud and salt and declares, " With this, I am shaking the foundations of the British Empire.

* 1930 – Manuel Neri, American artist

* 1930 – Michał Życzkowski, Polish technician ( d. 2006 )

* 1930 – Félix Guattari, French philosopher and theorist ( d. 1992 )

* 1930 – Gholamreza Takhti, Iranian wrestler ( d. 1968 )

* 1930 – Judge Joseph Force Crater steps into a taxi in New York and disappears never to be seen again.

* 1930 – Abbey Lincoln, American singer-songwriter and actress ( d. 2010 )

* 1930 – Betty Boop makes her cartoon debut in Dizzy Dishes.

* 1930 – Jacques Parizeau, Canadian economist and politician

* 1930 – Wilfried Hilker, German football referee

* 1930 – Don Ho, American singer and pianist ( d. 2007 )

* 1930 – Bernard Manning, English comedian ( d. 2007 )

* 1930 – Wilmer Mizell, American baseball player ( d. 1999 )

* 1930 – Vali Myers, Australian painter ( d. 2003 )

* 1930 – Cosima Wagner, Hungarian daughter of Franz Liszt and widow of Richard Wagner ( b. 1837 )

* 2012 – Jerry Lynch, American baseball player ( b. 1930 )

Iuliu Maniu ( 1873 – 1953 ) was prime minister with an agrarian cabinet from 1928 to 1930, but the Great Depression made proposed reforms impossible.

1930 ) vol 1 pp 1 – 146 covers many major thinkers down to 1800

* 1837 – Mary Harris Jones, American labor organizer ( d. 1930 )

* 1930 – Lionel Bart, English composer ( d. 1999 )

* 1930 – Pierre Bourdieu, French sociologist ( d. 2002 )

* 1930 – Julie Bovasso, American actress ( d. 1991 )

* May 21 – Niki de Saint Phalle, French artist ( b. 1930 )

* 22 May – Niki de Saint Phalle, French sculptor, painter, and film maker ( b. 1930 ).

Fascism from Above: The Dictatorship of Primo de Rivera in Spain, 1923 – 1930.

His reign also saw the rise to dictatorship of General Miguel Primo de Rivera, who seized control of the government by military coup in 1923 and ruled as a dictator – with the monarch's support – for seven years ( 1923 – 1930 ).

The world-wide recession, marked first by the Wall Street Crash of 1929, caused deepening economic hardships in Spain and the resignation of Primo de Rivera's government in 1930.

In joint action with France, the Moroccan territory was recovered ( 1925 – 1927 ), but in 1930 bankruptcy and massive unpopularity left the king no option but to force Primo de Rivera to resign.

On 27 February 1930, the island was made de jure a part of the Kingdom of Norway.

* 1870 – Miguel Primo de Rivera, Spanish politician ( d. 1930 )

* 1930 – Miguel Primo de Rivera, Spanish dictator ( b. 1870 )

* 1930 – A bloodless coup d ' état in Brazil ousts Washington Luís Pereira de Sousa, the last President of the First Republic.

Between 1930 and 1933, the Surrealist Group in Paris issued the periodical Le Surrealisme au service de la revolution as the successor of La Révolution surréaliste.

* The South African poet Roy Campbell wrote an elegiac poem dedicated to the isle of Tristan de Cunha in 1930.

* Bujac, Jean, Les campagnes de l ' armèe Hellènique, 1918 – 1922, Paris, 1930

* January 8 – Miguel Primo de Rivera, dictator of Spain ( d. 1930 )

de: 1930

The Brabançonne is also a monument ( 1930 ) by the sculptor Charles Samuel on the Surlet de Chokier square in Brussels.

* Eugène Lasserre, Manon Lescaut de l ’ abbé Prévost, Paris: Société Française d ’ Éditions Littéraires et Techniques, 1930.

* Eugène Lasserre, Manon Lescaut de l ’ abbé Prévost, Paris: Société française d ' Éditions littéraires et techniques, 1930.

* Victor de Sabata, ( 1930 – 1953 )

In Argentina, the successive military coups that overthrew constitutional governments installed de facto governments in 1930, 1943 – 1945, 1955 – 1958, 1966 – 1973 and 1976-1983, the last of which combined the powers of the presidential office to those of the National Congress.

The identification of " Mestre Jacome " with Jehuda Cresques " is principally due to the Catalan historian Gonzalo de Reparaz ( 1930 ).

* Reparaz, Gonzalo de ( 1930 ) Mestre Jácome de Mallorca: Cartógrafo do Infante Coimbra ( offprint from Biblias journal of the Faculty of Letters of Coimbra ).

ca: Copa del Món de Futbol de 1930