वह न्यूनतम अंकीय मान ज्ञात कीजिए जिसे * के स्थान पर रखने से संख्या 1972471, 9 से पूर्णतः विभाज्या हो जाए।

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?