The U.S. blockade of the Strait of Hormuz is adding strain to Washington’s relations with China and India, as Beijing hardens its rhetoric and New Delhi faces rising energy risks. Getty The U.S. blockade of the Strait of Hormuz is not only squeezing Iran but also ratcheting up pressure on two of its most consequential relationships in Asia — India and China. With roughly 98% of Iranian oil exports bound for China, and a summit between President Donald Trump and Chinese leader Xi Jinping weeks away, Washington’s maximum pressure campaign on Iran risks destabilizing the fragile detente that the administration has carefully cultivated with Beijing. India, with its complicated ties with the U.S., is increasingly finding U.S. policy at odds with its economic interests — most acutely in the energy shock now rippling through its economy. Trump is scheduled to visit China in mid-May, and the administration signaled repeatedly in recent weeks that it wants the bilateral relationship stable enough to keep the high-stakes meeting on track. “The Iran conflict, particularly the blockade, may upend …