Start date End date List of Important National and International Days in September 2024 Celebrate Humanity: World Red Cross and Red Crescent Day National Handmade Day World Autism Awareness Day: April 2nd March 24th Important Days March 23rd Important Days: Shaheed Diwas World Meteorological Day: Check 2024 Theme World Liver Day: 70% of asymptomatic people in India suffer from visceral fat obesity, 15% from fatty liver All about National Education Day! World Vegetarian Day 2022 observed on 01st October International Olympic Day celebrates on 23rd June World Bicycle Day 2022 All About World Bicycle Day 2022! Telangana Formation Day (02 June) is being celebrated Pride Month (June) 2022 Significance and History World Turtle Day 2022 observed on 23rd May Indian Commonwealth Day 2022 International Day for Biological Diversity 2022: 22 May India Celebrates 250th Birth Anniversary of Raja Ram Mohan Roy World Bee Day celebrated globally on 20th May World Intellectual Property Day observed on April 26 26th December will be marked as Veer Baal Diwas