The following lists events that happened during 1973 in Singapore. Incumbents President: Benjamin Henry Sheares Prime Minister: Lee Kuan Yew Events February 4 February – The first Chingay Parade is held in Singapore. 16 February – The Misuse of Drugs Act is passed to deal with the problem of drug abuse more effectively. April 1 April – The Institute of Education is established, taking over the role of the Teachers' Training College which started in 1950. This will boost teaching standards in Singapore. 6 April – The Singapore Red Cross Society is incorporated. 22 April – The final Singapore Grand Prix is held before the event is discontinued as a result of safety concerns. It was brought back in 2008 as a round of the Formula One World Championship. June 2 June – The CPF Building starts construction, housing the new headquarters of Central Provident Fund. The building is completed in 1976, standing for 41 years until its redevelopment in 2017 by Ascendas-Singbridge (now CapitaLand). 27 June – Singapore Zoo opens to the public. July 1 July - SBS Transit (Previously known as Singapore Bus Services) was formed in the merger of 3 different private bus companies (United Bus Company, Associated Bus Service, and Amalgamated Bus Company) 6 July – St Andrew's Cathedral, Singapore, is gazetted as a national monument. 21 July – The National Stadium, in Kallang, is officially opened by prime minister Lee Kuan Yew. 22 July – The first NTUC Welcome (now NTUC FairPrice) opens its first outlet in Toa Payoh to fight inflation caused by the oil crisis. 27 July – For the first time ever in Singapore, the government executed its first female death row inmate in the country since its independence eight years back. 34-year-old Mimi Wong was earlier sentenced to death by the High Court for the 1970 murder of Ayako Watanabe, and has lost her appeals since. Wong's 40-year-old husband Sim Wor Kum, who assisted her to commit the murder, was also executed on the same day as Wong. September 1–8 September - Singapore hosts the 7th South East Asian Peninsular Games for the first time. It clinched the second place, accumulating a total of 140 medals. 12–14 September - Singapore participates in its first General Agreement on Tariffs and Trade (GATT) event in Tokyo. October 1 October – The Singapore Sports Council is formed from the merger of National Sports Promotion