Soulbury Commission proposes new constitutional frameworkJan 1, 1944Labels: Soulbury Commission, Lord SoulburyBritannicaNLA Catalogue
Parliamentary elections held under the new constitutionAug 23, 1947Labels: 1947 Parliament, United NationalSri Lanka ParliamentBritannica
Dominion independence begins under the 1947 constitutionFeb 4, 1948Labels: Dominion of, 1947 ConstitutionBritannica
Ceylon Citizenship Act becomes lawNov 15, 1948Labels: Ceylon Citizenship, Indian TamilsCeylon Citizenship ActBritannica
SLFP founded as a new nationalist opposition partySep 2, 1951Labels: Sri Lanka, S WBandaranaike BritannicaBandaranaike Wikipedia
Hartal strike challenges UNP rule and welfare cutsAug 12, 1953Labels: 1953 Hartal, United NationalHartal 1953Britannica
Bandaranaike wins 1956 election amid policy realignmentApr 5, 1956Labels: 1956 Election, S WSri Lanka ParliamentBandaranaike Britannica
Official Language Act begins “Sinhala Only” policyJul 7, 1956Labels: Official Language, Sinhala OnlySinhala Only ActBandaranaike Britannica
Bandaranaike–Chelvanayakam Pact seeks compromise on devolutionJul 26, 1957Labels: Bandaranaike Chelvanayakam, S JB C PactChelvanayakam
Assassination of S. W. R. D. Bandaranaike creates leadership crisisSep 25, 1959Labels: Assassination 1959, S WBandaranaike BritannicaUK Nat Archives
March 1960 election produces unstable parliamentMar 19, 1960Labels: March 1960, Hung ParliamentSri Lanka ParliamentMarch 1960 election
July 1960 election brings Sirimavo Bandaranaike to powerJul 21, 1960Labels: Sirimavo Bandaranaike, 1960 ElectionBritannicaGuinness
Sirima–Shastri Pact addresses citizenship of Indian-origin residentsOct 30, 1964Labels: Sirima Shastri, Lal BahadurSirima Shastri PactCeylon Citizenship Act
1965 election ends SLFP government and shifts coalition politicsMar 22, 1965Labels: 1965 Election, Dudley SenanayakeSri Lanka Parliament1965 election