ऐतिहासिक रूप से, राज्यपाल पद में परिवर्तित होने से पहले किस भारतीय राज्य/केंद्र शासित प्रदेश के संवैधानिक प्रमुख को 'सदरे-रियासत' कहा जाता था?

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?