Even as pro-Palestinian protestors take to the streets of London and Paris, Israel's ties with the world's largest democracy are on the upswing. For the first time in a decade, New Delhi appears ready to suggest publicly what many officials already acknowledge privately: A burgeoning strategic partnership with Israel matters more to India than reflexive solidarity with the Palestinian cause.

India's new warmth toward Jerusalem is unmistakable. Two days after Israel launched Operation Protective Edge on July 8, India's Foreign...