Our country’s conduct in the 1971 War with Pakistan offers several lessons at a time when the principles of peaceful coexistence and a rules-based global order are in freefall. History shows that any war in the Middle East has a way of expanding beyond its declared aims. The ongoing confrontation involving the U.S.-Israel and Iran, now stretching into its second month, has already outgrown its immediate theatre, unsettling energy markets, rattling allies and inviting a famili