Article Detail World Anti-tobacco Day Answer: 31 May Similar Questions : 1. World red cross day Answer: 8th May 2. Photography Day Answer: 19 August 3. World Anti-tobacco Day Answer: 31 May 4. Engineer's Day Answer: 15 September 5. World consumer day Answer: 15th March 6. International custom day Answer: 26 January 7. World TB Day Answer: 24 March Read more from - Important Days of Year