भारत का संविधान किस वर्ष लागू हुआ, जिसके द्वारा भारत को एक गणराज्य के रूप में स्थापित किया गया?

Mahatma Gandhi's concept of Civil Disobedience was primarily influenced by which philosopher's writings?

Who founded the Congress-Khilafat Swaraj Party in December 1922 (functioning from 1923)?

Which son of Maharaja Ranjit Singh was taken by the British to England?