Article Detail International Mother Language Day Answer: 21 February Similar Questions : 1. World Tourism Day Answer: 27th September 2. Photography Day Answer: 19 August 3. National youth day Answer: 12th January. It is celebrated on the birthday of swami Vivekanand ji 4. World Forestry Day Answer: 21 March 5. Engineer's Day Answer: 15 September 6. World Literacy Day Answer: 8 September 7. Rose day Answer: 12 February Read more from - Important Days of Year