Bihar diwas:

Bihar Diwas, also known as Bihar Day, is celebrated every year on March 22 to mark the foundation of the state of Bihar in 1912. This day is of great significance as it commemorates the separation of Bihar from the Bengal Presidency, making it a distinct province under British rule. Bihar Diwas 2025: बिहार दिवस कब और क्यों मनाया जाता है? जानें बिहार का इतिहास एवं इससे जुड़े कुछ रोचक फैक्ट! अपनी समृद्ध संस्कृति, ऐतिहासिक धरोहरों, अपार खनिज संपदा एवं स्वादिष्ट खानपान के लिए मशहूर ... Bihar Day (Bihar Diwas ) is observed every year on 22 March, [1] marking the formation of the state of Bihar. On 22 March 1912, the Bihar and Orissa divisions of the Bengal Province were separated to form the Province of Bihar and Orissa in British India. [2][3] The day is a public holiday in Bihar. Bihar Diwas marks the day when Bihar became a separate state in 1912. The day celebrates the state’s rich history, culture, and progress over the years.