Article Detail International Labour Day Answer: 1st May Similar Questions : 1. International Friendship Day Answer: 3rd August 2. National Science Day Answer: 28 February 3. International Volunteers Day Answer: 5 December 4. Commonwealth Day Answer: Second Monday of March 5. World TB Day Answer: 24 March 6. World Environment Day Answer: 5th June 7. Indian Air Force Day Answer: 8 October Read more from - Important Days of Year