Portal:Singapore/Selected anniversaries/May
- 5 May 1994: American teenager Michael P. Fay is convicted and caned for vandalism, creating a diplomatic uproar between the US and Singapore.
- 12 May 1955: Four people are killed during the Hock Lee bus riots.
- 13 May 1954: Some Singapore Chinese who were opposed to National Service, many of whom influenced by the communist ideology, riot.
- 25 May 1961: The Bukit Ho Swee Fire occurs, killing four people and destroying 2,200 attap houses.
- 31 May 1969: The 1969 Race Riots of Singapore breaks out after tension from the 13 May Incident in Malaysia spilled over to Singapore.