The Constitution of 1924, formally titled the Constitution of the Republic of Turkey (Ottoman Turkish: "Teşkilât-ı Esasiye Kanunu"; ), was the fundamental law of Turkey from 1924 to 1961. It replaced the Constitution of 1921 and was ratified by the Grand National Assembly of Turkey following the proclamation of the republic on October 29, 1923. It was ratified on April 20, 1924. It remained in force until the 1960 "coup d'état", following which it was replaced by the Constitution of 1961.