Iran’s top leader said on Monday he had ordered preparations to increase uranium enrichment capacity if a nuclear deal with world powers falls apart after the U.S. withdrawal, and he vowed never to accept limits on Tehran’s ballistic missile program. Tensions between Iran and the West have resurged since President Donald Trump pulled the United States out of world powers’ 2015 nuclear deal with Tehran, calling it deeply flawed. European signatories are scrambling to save the accord, which they see as crucial to forestalling an Iranian nuclear weapon, by seeking to ring-fence trade with Iran against new U.S. financial sanctions to dissuade Tehran from quitting the deal. “Our enemies will never be able to halt our nuclear progress…It is their bad dream and will not happen,” […]