May 31·Every year

World No Tobacco Day

Established by the WHO in 1987, May 31st draws attention to the health risks of tobacco and advocates for effective policies to reduce consumption. Tobacco kills approximately 8 million people annually — more than HIV, malaria, and tuberculosis combined. Global smoking rates have fallen from 33% in 2000 to around 17% today.

Category: Awareness
Observed in: United StatesofficialUnited KingdomofficialAustraliaofficialIndiaofficialChinaofficial

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Notable · 2013

An extremely large, powerful, and erratic tornado struck Central Oklahoma, killing eight people and injuring more than 150 others.

2019A shooting occurs inside a municipal building at Virginia Beach, Virginia, leaving 13 people dead, including the shooter, and four others injured.
2017A car bomb explodes in a crowded intersection in Kabul near the German embassy during rush hour, killing over 90 and injuring 463.
2016Syrian civil war: The Syrian Democratic Forces (SDF) launch the Manbij offensive, in order to capture the city of Manbij from the Islamic State of Iraq and the Levant (ISIL).