आर्थिक विकास के सिद्धांतों से जुड़ा 'क्रांतिक न्यूनतम प्रयास सिद्धांत' (Critical Minimum Effort Thesis) किस अर्थशास्त्री द्वारा प्रतिपादित किया गया था?

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?