from 25th March 1965 to 29th May 1970 from 21st March 1960 to 21st July 1960 from 26th March 1952 to 12th October 1953 Dudley Shelton Senanayake (http://en.wikipedia.org/wiki/Sinhala_language" title="Sinhala language">Sinhala: ඩඩ්ලි ශෙල්ටන් සේනානායක: http://en.wikipedia.org/wiki/Tamil_language" title="Tamil language">Tamil: டட்லி சேனநாயக்கா; 19 June 1911 – 13 April 1973), was a http://en.wikipedia.org/wiki/Sri_Lanka" title="Sri Lanka">Sri Lankan   http://en.wiktionary.org/wiki/statesman" class="extiw" title="wikt:statesman">statesman who served as http://en.wikipedia.org/wiki/Prime_Minister_of_Ceylon" class="mw-redirect" title="Prime Minister of Ceylon">Prime Minister of Ceylon from 1952 to 1953 (first term as the second prime minister of Ceylon), in 1960 (second term) and from 1965 to 1970 (third term) and http://en.wikipedia.org/wiki/Leader_of_the_Opposition_(Sri_Lanka)" title="Leader of the Opposition (Sri Lanka)">Leader of the Opposition from 1960 to 1964. Senanayake's tenures as prime minister were associated with http://en.wikipedia.org/wiki/Democratic_socialist" class="mw-redirect" title="Democratic socialist">democratic socialist policies focused on agricultural and educational reforms with a pro-western alignment. Born to a http://en.wikipedia.org/wiki/Senanayake_family" title="Senanayake family">political family, he was the eldest son of http://en.wikipedia.org/wiki/Don_Stephen_Senanayake" class="mw-redirect" title="Don Stephen Senanayake">D. S. Senanayake who lead the http://en.wikipedia.org/wiki/Sri_Lankan_independence_movement" title="Sri Lankan independence movement">independence movement which gained self-rule to Ceylon in 1948 with D. S. Senanayake becoming the prime minister of Ceylon. Dudley Senanayake who was educated at http://en.wikipedia.org/wiki/S._Thomas%27_College,_Mount_Lavinia" title="S. Thomas' College, Mount Lavinia">S. Thomas' College and at http://en.wikipedia.org/wiki/Corpus_Christi_College,_Cambridge" title="Corpus Christi College, Cambridge">Corpus Christi College, Cambridge, qualified as a barrister before entering national politics in 1936 when he was elected to the http://en.wikipedia.org/wiki/State_Council_of_Ceylon" title="State Council of Ceylon">State Council and succeeded his father as http://en.wikipedia.org/wiki/Ministry_of_Agriculture_(Sri_Lanka)" title="Ministry of Agriculture (Sri Lanka)">minister of agriculture and lands in 1946. He served in his father's http://en.wikipedia.org/wiki/Cabinet_(government)" title="Cabinet (government)">cabinet as minister of agriculture and lands from 1947 to 1952. Following the sudden death of D. S. Senanayake, Dud