mahdī

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Introduction References & Edit History Related Topics

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Candles Burning On Table In Church

What Is the Most Widely Practiced Religion in the World?

Prayer beads on Quran or Koran written in Arabic Islam's sacred and liturgical language. text, words, Ramadan

Celebrating Ramadan

African American man praying in church with stained glass in background

Why Do People Say “Amen” at the End of a Prayer?

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Discover

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

Hemp (Cannabis sativa).

9 Mind-Altering Plants

Rural Irish landscape, Sligo, Ireland.

Why Is Ireland Two Countries?

mahdī: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

News •

Mikal Mahdi killed by firing squad as South Carolina pushes execution spree • Apr. 13, 2025, 3:58 AM ET (The Guardian)

Key People

al-Mahdī

Sudanese religious leader

al-Aḥsāʾī

Muslim religious leader