For context, here is the background on the UN Arms Embargo on Iran.
1. The rapidly expiring “sunset provisions” – which will lift existing restrictions on Iran’s military, missiles and nuclear programs – were a key factor in President Trump’s decision to withdraw from the flawed Joint Comprehensive Plan of Action (JCPOA) in May last year. The first of the sunset provisions, the arms embargo under U.N. Security Council Resolution (UNSCR) 2231, will expire by October 18, 2020.