Iran’s Supreme Leader Ayatollah Ali Khamenei said on Sunday that Tehran’s “final and irreversible” decision was to return to compliance with the 2015 nuclear deal only if Washington lifts sanctions on the Islamic Republic, Iranian state TV reported. The comment, as well as U.S. President Joe Biden’s separate statement that the United States would not lift sanctions simply to get Iran back to the negotiating table, appeared to be posturing by both sides as they weigh whether and how to revive the pact. The deal between Iran and six major powers limited Iran’s uranium enrichment activity to make it harder for Tehran to develop nuclear arms – an ambition Iran has long denied having – in return for the easing of U.S. and […]