लाख व्यावसायिक रूप से किसके द्वारा स्रावित होने वाला रालदार पदार्थ 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?