धार्मिक ग्रंथ 'कंगूर' और 'तेनग्यूर' मुख्य रूप से हिमाचल प्रदेश के किस समुदाय से संबंधित 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?