On the occasion of Bhagat Singh's 109th birth anniversary, Prime Minister Narendra Modi took to Twitter to pay tribute:
I bow to the courageous Shaheed Bhagat Singh on his birth anniversary. He has left an indelible mark on India's history through his bravery.
— Narendra Modi (@narendramodi) September 28, 2016
The wording of the tweet is interesting, particularly the 'indelible mark on India's history' part. Certainly, there can be no debate about the mark he left on Indian history. But history is only as indelible as the mind allows it to be. In other words, how well do you know Bhagat Singh?
Here's a quiz that'll let you know if it's time to return to those dusty school textbooks: