मूल ग्रंथ 'योग सूत्र' का श्रेय पारंपरिक रूप से किस प्राचीन ऋषि को दिया जाता है?

The arrival of which commission in India triggered widespread protests, including mass hartals across the country in 1928?

Which of the following leaders was instrumental in initiating and leading India’s struggle for independence?