Parthia
-
What was Parthia?
Parthia, corresponding to the modern Khorasan region in Iran, was an ancient land and empire (247 BCE–224 CE). In approximately 250 BCE, the dynasty of Parthian kings was established, displacing the Seleucid rulers of western Asia. By 100 years later, Parthian conquests stretched into Mesopotamia, with the frontier of Europe receding to the Euphrates.
The Parthians, originating as nomads, skillfully adopted Seleucid social structures and fostered vassal kingdoms. Controlling trade routes between Asia and the Greco-Roman world, they amassed wealth, evident in their construction projects. The feudal nature of the Parthian empire meant that it remained mostly defensive, despite external threats. In 224 CE, the Sasanian dynasty defeated the Parthian princes, ending Parthian rule.
4 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles. -
Where was Parthia located?
Parthia was an ancient land located in what is now northeastern Iran. It corresponds roughly to the modern region of Khorāsān.
Originally part of the Achaemenian Empire, it later joined Hyrcania (present Gorgān, Iran) during the time of Alexander the Great and became a province of the Seleucid kingdom. The Parni nomads migrated from Central Asia into Parthia, adopting the speech and culture of the Parthians.
Around 250–211 BCE, Arsaces I, a governor under Diodotus, king of the Bactrian Greeks, revolted and established his own rule, founding the Parthian empire.
4 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles. -
Who were the Parthians?
The Parthians were originally a nomadic people from the steppe country between the Caspian and Aral seas. They founded a dynasty that, around 250 BCE, began to displace the Seleucid rulers of western Asia.
The Parthian empire stretched across the Iranian Plateau and the Tigris-Euphrates valley through the conquests of Mithradates I and Artabanus II. The empire was governed by a small Parthian aristocracy that used social organizations established by the Seleucids and tolerated vassal kingdoms. The dynasty fell in 224 CE to the Sasanians.
3 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles. -
How did the Parthian Empire rise to power?
The Parthian Empire, which existed from 247 BCE to 224 CE, rose to power from humble beginnings to control a vast territory. Arsaces I, a governor under Diodotus of Bactria, revolted and established his own rule around 250–211 BCE, marking the empire's foundation.
By 200 BCE, Arsaces' successors had solidified their position along the Caspian Sea. The empire expanded significantly through the conquests of Mithradates I (reigned 171–138 BCE) and Artabanus II (reigned 128–124 BCE), bringing the Iranian Plateau and the Tigris-Euphrates valley under Parthian control. Mithradates I expanded the empire by seizing Media from Seleucid ruler Timarchus and winning provinces from the Bactrian king Eucratides. He declared independence from the Seleucids and issued coins bearing his likeness. While the empire was feudal and decentralized, it became wealthy due to its control of trade routes between Asia and the Greco-Roman world.
3 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles. -
What was life and culture like in Parthia?
The Parthian Empire, situated in modern-day Khorasan, Iran, thrived from 247 BCE to 224 CE. Originating as nomads, Parthians skillfully adopted Seleucid social structures, fostering vassal kingdoms and religious tolerance.
Their society, governed by a small aristocracy, prospered through control of trade routes linking Asia and the Greco-Roman world, amassing wealth for extensive construction. Cities like Ctesiphon and Hatra displayed military-influenced circular layouts, featuring distinctive architectural elements such as the iwan.
Parthian art, exemplified by finds at Old Nisa, showcased Hellenistic influences alongside Scytho-Altaic traditions. Despite constant threats, the empire facilitated cultural exchange, notably contributing to Buddhism's spread into China.
4 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles. -
Why did the Parthian Empire eventually decline and fall?
The Parthian Empire, which existed from 247 BCE to 224 CE, eventually declined and fell due to a combination of internal and external pressures.
Several factors contributed to the empire's decline:
* Internal Weaknesses The feudal structure of the Parthian Empire and a powerful aristocracy that resisted the royal will undermined the kingdom. Constant infighting and intrigues among pretenders to the throne further destabilized the empire.
* Nomadic Incursions Unruly nomadic neighbors to the north and northeast weakened the kingdom through constant attacks.
* Roman Invasions Roman emperors frequently invaded Parthian territory, crippling the kingdom. The exposed position of the Parthian capital made the empire vulnerable to these attacks.
* Rise of the Sasanian Dynasty In southern Iran, the Sasanian dynasty, under the leadership of Ardashir I, overthrew the Parthian princes, ending the Parthian Empire.2 Britannica SourcesCreated from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
Parthia, ancient land corresponding roughly to the modern region of Khorāsān in Iran. The term is also used in reference to the Parthian empire (247 bce–224 ce). The first certain occurrence of the name is as Parthava in the Bīsitūn inscription (c. 520 bce) of the Achaemenian king Darius I, but Parthava may be only a dialectal variation of the name Parsa (Persian).
Nothing is known of the history of Parthia while it was part of a satrapy of the Achaemenian Empire. It was joined to Hyrcania (present Gorgān, Iran) in the time of Alexander the Great, and the two remained together as a province of the Seleucid kingdom. During the reigns of Seleucus I (312–281 bce) and Antiochus I Soter (281–261) the Parni (Aparni) nomads probably moved from Central Asia into Parthia and seem to have adopted the speech of the Parthians and been absorbed into the settled population.
According to tradition (somewhat disputed), the first ruler of the Parthians and founder of the Parthian empire was Arsaces I, who had been a governor under Diodotus, king of the Bactrian Greeks, and who revolted and fled westward to establish his own rule (c. 250–c. 211 bce). By 200 bce Arsaces’ successors were firmly established along the southern shore of the Caspian Sea. Later, through the conquests of Mithradates I (reigned 171–138 bce) and Artabanus II (reigned 128–124 bce), all of the Iranian Plateau and the Tigris-Euphrates valley came under Parthian control. The Parthians, however, were troubled by nomad attacks on their northeastern borders as well as attacks by the Scythians. Mithradates II the Great (reigned 123–88 bce), by defeating the Scythians, restored for a while the power of the Arsacids. He also defeated Artavasdes, king of Greater Armenia, whose son Tigranes became a hostage in Parthian hands and was redeemed only for considerable territory. In 92 bce Mithradates II, whose forces were advancing into north Syria against the declining Seleucids, concluded the first treaty between Parthia and Rome. Though beset by insurrections and border wars, Mithradates II continued to control Iran and northern Mesopotamia until his death, after which rival dynastic claimants fought for major territories. The confusion came to an end about 76/75 bce, when the octogenarian king Sanatruces (perhaps a son of Mithradates I) was set on the Parthian throne by the Central Asian tribe of the Sacaraucae. Yet it was not until Sanatruces’ son and successor, Phraates III (reigned 70–58/57 bce), that the empire was once again in a fairly settled state.
The earliest Parthian capital was probably at Dara (modern Abivard); one of the later capitals was Hecatompylos, probably near modern Dāmghān. The empire was governed by a small Parthian aristocracy, which successfully made use of the social organizations established by the Seleucids and which tolerated the development of vassal kingdoms. Although not an inventive people, the Parthians controlled most of the trade routes between Asia and the Greco-Roman world, and this control brought them great wealth, which they used on their extensive building activities.
The feudal and decentralized structure of the Parthian empire may help to explain why, though founded on annexation and perpetually menaced by hostile armies both in the east and in the west, it never took a strong offensive after the days of Mithradates II. Parthia tended to remain on the defensive and even in this role was frequently lacking in energy. The wars between Parthia and Rome therefore were initiated not by the Parthians—deeply injured though they were by the encroachments of Pompey—but by Rome itself. Rome considered itself obliged to enter upon the inheritance of Alexander the Great and, from the time of Pompey, continually attempted the subjection of the Hellenistic countries as far as the Euphrates River and had ambitions to go even farther eastward. With this objective, Marcus Licinius Crassus, the Roman triumvir in 54 bce, took the offensive against Parthia; his army, however, was routed at Carrhae the following year. After this battle Mesopotamia was regained by the Parthians, but, apart from the ravaging of Syria (51 bce), the threatened Parthian attack on the Roman Empire never materialized. For more than two centuries, Rome, for its part, occasionally pressed the Parthians and supported one or another claimant to the Parthian throne. After the reign (c. 51–80 ce) of Vologeses I, there came a period of great disturbances in the history of Parthia, during which at certain times there were two or more kings who reigned concurrently. The Roman emperors Trajan (in 115–117) and Septimius Severus (in 198) penetrated deep into Parthian territory, and these and other foreign invaders appear to have crippled the Parthian kingdom. Finally, in southern Iran the new dynasty of the Sasanians, under the leadership of Ardashir I (reigned 224–241), overthrew the Parthian princes, ending the history of Parthia.