क्योतो प्रोटोकॉल, जो 2005 में कानूनी रूप से प्रभावी हुआ था, का प्राथमिक उद्देश्य क्या है?

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?