While lodging an FIR for a suspicious loitering incident, a security guard's testimony states that he saw the suspect flee but did not directly witness the unlawful act. This constitutes which type of evidence?

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?