रोजर फेडरर एक महान पेशेवर खिलाड़ी हैं, जो निम्नलिखित में से किस खेल से जुड़े हैं?

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?