When was Lee Kuan Yew born and when did he rule as the Prime Minister of Singapore?

Context: Lee Kuan Yew, born Harry Lee Kuan Yew, often referred to by his initials LKY, was a Singaporean lawyer, politician and statesman who served as the inaugural Prime Minister of Singapore between 1959 and 1990, and Secretary-General of the People's Action Party between 1954 and 1992. He was the Member of Parliament for the constituency of Tanjong Pagar from 1955 until his death in 2015. Lee is widely recognised as the founding father of Singapore.

Answer: Lee Kuan Yew was born on 16 September 1923 and he served as the inaugural Prime Minister of Singapore from 1959 to 1990.