Iran, the United States and Israel reached a tentative, two-week ceasefire Wednesday in the war that tore across the Middle East and disrupted the global energy market, with U.S. President Donald Trump pulling back from his threats to destroy Iranian “civilization.” But questions immediately emerged over what appeared to be dueling proposals to halt the fighting, with Iran insisting it would continue to control and charge ships passing through the Strait of Hormuz as well as enrich uranium.