2 days ago · Iran is a mountainous, arid, and ethnically diverse country of southwestern Asia. The heart of the Persian empire of antiquity, Iran has long played an important role in the region as …

Learn about the structure of power and history of the Islamic Republic of Iran The Editors of Encyclopaedia Britannica

3 days ago · Iran is a unitary Islamic republic with one legislative house. The country’s 1979 constitution put into place a mixed system of government, in which the executive, parliament, …

2 days ago · Iran is a culturally diverse society, and interethnic relations are generally amicable. The predominant ethnic and cultural group in the country consists of native speakers of Persian.

3 days ago · Reza Pahlavi is the crown prince of Iran and the eldest son of Mohammad Reza Pahlavi, the shah who was ousted in the country’s 1979 revolution. He has spent most of his …

Dec 31, 2025 · What was the Iran hostage crisis? The Iran hostage crisis was an international crisis that began in November 1979 when militants seized 66 U.S. citizens in Tehrān and held …

After the granting of the constitution of 1906, a tricolour typical of the national flags of many other countries was officially recognized for Iran. Its horizontal stripes of green-white-red were …

2 days ago · Iran - Ancient Empire, Persian Culture, Islamic Revolution: This article discusses the history of Iran from 640 ce to the present. For the history of the region before the 7th century, …

Jan 2, 2026 · The Iranian Revolution, also called the Islamic Revolution, was a popular uprising in Iran in 1978–79 that resulted in the toppling of the monarchy and the establishment of an …

1 day ago · Outwardly, with a swiftly expanding economy and a rapidly modernizing infrastructure, everything was going well in Iran. But in little more than a generation, Iran had changed from a …