निम्नलिखित में से किसने साप्ताहिक पत्र 'सद्धर्म प्रचारक' शुरू किया 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?