मद्रास राज्य से अलग करके पृथक आंध्र राज्य का गठन किस वर्ष किया गया 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?