Iran protests prompted Ayatollah Ali Khamenei to call demonstrators "enemy mercenaries" and "rioters" in his first public speech since nationwide unrest began seven days ago.

Venezuela President Nicolás Maduro's capture deals devastating blow to Iran's Western Hemisphere interests, experts say, weakening Tehran's anti-American alliance in South America.

With Nicolás Maduro out, experts say Nobel laureate María Corina Machado and Edmundo González could lead Venezuela’s transition, though major hurdles remain.