Article Detail Army day Answer: 15 January Similar Questions : 1. National Energy Conservation Day Answer: 14 December 2. World TB Day Answer: 24 March 3. World Thrift Day Answer: 30 October 4. World Anti-tobacco Day Answer: 31 May 5. World Habitat Day Answer: 3 October 6. World Literacy Day Answer: 8 September 7. Engineer's Day Answer: 15 September Read more from - Important Days of Year