उद्गम या प्रवाह देश के आधार पर उस विकल्प का चयन कीजिए जो सादृश्यता को पूरा करता है। नील : इथियोपिया :: डेन्यूब : ?

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?