निम्नलिखित में से कौन सा भारतीय शास्त्रीय नृत्य रूप पारंपरिक रूप से एकल नृत्य के रूप में प्रस्तुत किया जाता है जिसे 'एकहार्य' कहा जाता 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?