पृथ्वी की पपड़ी (क्रस्ट) के अंदर वह स्थान या बिंदु जहाँ भूकंप की उत्पत्ति होती है, उसे किस नाम से जाना जाता 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?