Tunku Abdul Rahman Putra Al-Haj ibni Almarhum Sultan Abdul Hamid Halim Shah; AC; CH (February 8; 1903 - December 6; 1990) was known as 'Tunku' (a princely title in Malaysia); and also called Bapa Kemerdekaan (Father of Independence) or Bapa Malaysia (Father of Malaysia); was Chief Minister of the Federation of Malaya from 1955; and the country's first Prime Minister from independence in 1957. He remained as the Prime Minister after Sabah; Sarawak; and Singapore joined the federation in 1963 to form Malaysia.