Singapore’s President Tharman Shanmugaratnam, right, receives a letter of intent to resign from Prime Minister Lee Hsien Loong at the Istana, the presidential office, on Monday. Photo: Mohd Fyrol/Singapore’s Ministry of Communications and Information

Shanmugaratnam walks with Deputy Prime Minister Lawrence Wong at the Istana Monday. Photo: Mohd Fyrol/Singapore’s Ministry of Communications and Information

Lee addresses supporters at a People’s Action Party rally in Singapore on Dec. 22, 1984. Photo: Alex Bowie/VCG

Lee Kuan Yew celebrates his 80th birthday in 2003 with his daughter Lee Wei Ling (first from left), wife Ko Yuk Chee, son Lee Hsien Loong and daughter-in-law Ho Ching (first from right).

Lee, son of Singapore’s independence leader Lee Kuan Yew, takes his oath of office before Chief Justice Yong Pung How (right) and President S.R. Nathan (center) at the Istana on Aug. 12, 2004. Photo: Roslan Rahman/AFP

Lee attends an election rally in Singapore on Sept. 1, 2015. Photo: Suhaimi Abdullah/VCG

On Sept. 12, 2015, the results of the Singapore general election were announced. Lee’s ruling party won 83 seats and 69.86% of the vote. Photo: Chen Lixiong/Caixin

On Aug. 2, 2016, Lee delivered a speech at the White House during a state visit to the U.S. Photo: Pat Benic/ VCG

Lee and his wife arrive at Xiaoshan International Airport for the 2016 G20 Summit in Hangzhou, Zhejiang province, on Sept. 2, 2016. Photo: IC photo

On Mar. 28, 2022, U.S. Secretary of Defense Lloyd Austin welcomed Lee in Washington. Photo: Mandel Ngan/VCG

Lee and his wife Ho Ching pose at sunset during the 42nd ASEAN Summit in East Nusa Tenggara, Indonesia on May 10, 2023. Photo: VCG

Lee (center) receives a standing ovation from the 1,400 unionists, business leaders and government officials at a May Day Rally held at the Sands Expo and Convention Centre at Marina Bay Sands on May 1 this year. Photo: Singapore Press