1303 ईस्वी में किस सेनापति की सेनाओं के खिलाफ लड़ते हुए गोरा और बादल ने अपने प्राणों की आहुति दी थी?

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?