A helicopter carrying Iranian President Ebrahim Raisi and his foreign minister crashed on May 19 as it flew over a mountainous area in Iran through heavy fog. The fate of Raisi and others onboard is not yet known but an Iranian official told Reuters their lives were “at risk.” “We are still hopeful but information coming from the crash site is very concerning,” they added. Iran is one of Russia’s closest allies on the international stage. The two countries have only deepened their military and political cooperation since the start of the full-scale invasion of Ukraine in February 2022. Most no…