The India of Gandhi and Nehru, founded 75 years ago on secular principles, is increasingly dominated by the Hindu nationalism of the BJP, the ruling party of Prime Minister Narendra Modi. Its development model has been called into question by the Covid-19 crisis. Its feverish economic growth is hampered by poverty and climate change. How can this diverse and often contradictory country-continent be understood today? This is the subject of Olivier Da Lage’s book, India, a fragile giantpublished last September by Eyrolles.