Tehran also increasingly cut back its cooperation with the International Atomic Energy Agency, the U.N.'s nuclear watchdog, as tensions increased over its nuclear program in recent years. The IAEA’s director-general has warned Iran could build as many as 10 nuclear bombs, should it decide to weaponize its program.

Reza Pahlavi, the exiled son of the last shah of Iran, thanked President Donald Trump for his "support" of Iranian protesters.

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.

The first comments by 86-year-old Ayatollah Ali Khamenei come as violence surrounding the demonstrations sparked by Iran's ailing economy has killed at least 10 people.

U.S. sanctions on Iran have taken a heavy toll on the country’s economy, contributing to the current protest movement.

Iran is experiencing a countrywide shutdown triggered by intensifying protests and a deepening political and economic crisis. This government-ordered shutdown has impacted businesses, educational institutions,

Trump threatens U.S. intervention if Iran violently suppresses ongoing protests, escalating tensions after last year's 12-day war between Israel and Iran.

Iran’s exiled opposition leader, Reza Pahlavi, his issued a New Year's message to his compatriots that “the current regime has reached the end of the road" in comments that come as protests in the country have escalated and turned fatal.