A Hindu priest applies vermilion on the forehead of girl on the bank of the river Saryu on the occasion of Ramnavi festival, celebrated as the birthday of Hindu god Ram, in Ayodhya, India, March 30, 2023. India is on the cusp to eclipse China as the world's most populated country, but its religious fault lines have become starker, a testament to the perils of rising Hindu nationalism in a constitutionally secular country. (AP Photo/Manish Swarup)