हिमाचल प्रदेश का वह कौन सा जिला है जहाँ 'भरमौर' जनजाति का मुख्य निवास स्थान है?

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?