Merv

Merv (Turkmen: Merw; Persian: مرو), also known as the Merve Oasis, was a major Iranian city in Central Asia, situated along the historic Silk Road near what is now Mary, Turkmenistan. People lived there from the 3rd millennium BC until the 18th century AD. Over time, it was controlled by many different powers, including the Achaemenids, Hellenistic rulers, Parthians, Sasanians, Arabs, Ghaznavids, Seljuqs, Khwarazmians, and Timurids. It served as a capital for several states: in the early 9th century, it was the seat of Caliph al-Ma'mun and the capital of the entire Islamic caliphate; later, it was the base for the Tahirid governors of Khorasan; and in the 11th–12th centuries, it was the capital of the Great Seljuk Empire until that empire fell. During that peak period, Merv became a major center for Islamic science and culture, drawing and producing poets, musicians, physicians, mathematicians, and astronomers. The Persian polymath Omar Khayyam worked for years at an observatory there. The geographer al-Istakhri noted that the people of Merv were especially known for their talents and education, while Yaqut al-Hamawi recorded ten giant libraries in the city, one in a mosque holding 12,000 volumes.

Merv was also a pilgrimage site and considered holy by several religions. In Zoroastrianism, it was Mouru, one of sixteen perfect lands created by Ahura Mazda. From the 5th to the 11th centuries, it was the seat of an East Syrian metropolitan province. Ali ar-Ridha, the eighth Imam of Twelver Shia Islam and a descendant of Muhammad, moved there from Baghdad and lived there for years. Al-Muqanna, the “Veiled Prophet” who claimed to be an incarnation of God, was born and began his movement in Merv.

In the 12th and 13th centuries, Merv may have been the world’s largest city, with a population up to 500,000. It was called “Marw al-Shāhijān” (Merv the Great) and often the “capital of the eastern Islamic world.” Yaqut al-Hamawi wrote that the city and its structures were visible from a day’s journey away. In 1221, the city opened its gates to a Mongol invasion, leading to massive destruction. Historical accounts say the entire population, including refugees, was killed; Tolui Khan reportedly slaughtered 700,000 people. Though partly rebuilt, Merv never regained its former prosperity. Between 1788 and 1789, Shah Murad of the Emirate of Bukhara razed the city for the last time and deported its people. By the 1800s, under Russian pressure, the area around Merv was completely deserted.

Today, the site is preserved by the Government of Turkmenistan as the State Historical and Cultural Park “Ancient Merv,” established in 1987 and regulated by national law. It is the oldest and best-preserved oasis city along the Silk Road in Central Asia. A few buildings and structures, especially from the last two millennia, still stand. UNESCO has listed ancient Merv as a World Heritage Site.

History

Merv’s prehistoric roots go back to the 3rd millennium BC, with archaeological surveys showing village life linked to the Bactria-Margiana Archaeological Complex. The Zend-Avesta mentions Merv (as Mouru) alongside Balkh. In Zoroastrianism, Ahura Mazda created Mouru as one of sixteen perfect lands. Under the Achaemenid Empire (c. 550–330 BC), Merv appears as Margu in the Behistun inscriptions of Darius the Great, part of a satrapy. The first city was founded in the 6th century BC during Cyrus the Great’s expansion, though later layers cover the Achaemenid levels.

Hellenistic Era

Alexander the Great’s visit to Merv is legendary, but the city was briefly called Alexandria. After his death in 323 BC, it became the capital of Margiana under the Seleucids, Greco-Bactrians (256–125 BC), Parthians, and Sasanians. The Seleucid ruler Antiochus Soter (281–261 BC) renamed it Antiochia Margiana, rebuilding and expanding it at the site now called Gyaur Gala fortress. Isidore of Charax noted it was called the “unwatered.”

Parthian Era

After the Seleucid dynasty fell (63 BC), Bactria, Parthia, and the Kushans took control in turn. In 53 BC, about 10,000 Roman prisoners from the Battle of Carrhae were likely deported to Merv. The city was a major center of Buddhist learning, with Buddhist monastery temples present for centuries until Islamisation. At Gyaur Kala and Baýramaly, Buddhism was practiced at local stupas.

Sasanian Era

Under Sasanid Ardashir I (220–240 AD), numismatic evidence shows nearly four centuries of uninterrupted Sassanian rule. During this time, Merv housed followers of various religions besides official Zoroastrianism, including Buddhists, Manichaeans, and Church of the East Christians. From the 5th to the 11th centuries, it was the seat of an East Syrian metropolitan province.