स्वतंत्रता-पूर्व अवधि के दौरान निम्नलिखित में से कौन बिहार में एक प्रमुख भूस्वामी जाति नहीं मानी जाती थी?

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?