पृथ्वी के पहले मान्यता प्राप्त महामहाद्वीप (supercontinent) का क्या नाम है, जो लगभग 3.6 अरब वर्ष पहले बनना शुरू हुआ था?

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?