The Treaty of Dardanos was a treaty between Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

 and Pontus

Pontus

Pontus or Pontos is a historical Greek designation for a region on the southern coast of the Black Sea, located in modern-day northeastern Turkey. The name was applied to the coastal region in antiquity by the Greeks who colonized the area, and derived from the Greek name of the Black Sea: Πόντος...

 signed between Lucius Cornelius Sulla

Lucius Cornelius Sulla

Lucius Cornelius Sulla Felix , known commonly as Sulla, was a Roman general and statesman. He had the rare distinction of holding the office of consul twice, as well as that of dictator...

 of Rome, and King Mithridates

Mithridates VI of Pontus

Mithridates VI or Mithradates VI Mithradates , from Old Persian Mithradatha, "gift of Mithra"; 134 BC – 63 BC, also known as Mithradates the Great and Eupator Dionysius, was king of Pontus and Armenia Minor in northern Anatolia from about 120 BC to 63 BC...

 of Pontus. It ended the First Mithridatic War

First Mithridatic War

The First Mithridatic War was a war challenging Rome's expanding Empire and rule over the Greek world. In this conflict, the Kingdom of Pontus and many Greek cities rebelling against Rome were led by Mithridates VI of Pontus against the Roman Republic and the Kingdom of Bithynia...

.

After the defeats of Mithridates by Sulla in the battles of Chaeronea

Chaeronea

Chaeronea is a village and a former municipality in Boeotia, Greece. Since the 2011 local government reform it is part of the municipality Livadeia, of which it is a municipal unit. Population 2,218...

, Orchomenus

Orchomenus

-Greek mythology:*Orchomenus, a king, the father of Elara*Orchomenus, one of the twenty sons of Lycaon*Orchomenus, son of Zeus and Isonoe, father of Minyas and Kyparissos*Orchomenus, a son of Athamas and Themisto-Ancient Greek geography:...

, and the sea battle of Tenedos

Tenedos

Tenedos or Bozcaada or Bozdja-Ada is a small island in the Aegean Sea, part of the Bozcaada district of Çanakkale province in Turkey. , Tenedos has a population of about 2,354. The main industries are tourism, wine production and fishing...

; as well as Sulla forcing the islands of Greece to submit to Rome, the political tension in Rome during the Social Wars caused Sulla to demand terms from Mithridates. The treaty was held at the ruined city of Dardnus to negotiate the final terms of surrender.

The terms were that Mithridates must surrender his newly conquered territories on the Greek mainland and islands, as well as the provinces of Bithynia, Phrygia, Paphlagonia, and Cappadocia. As well, Mithridates must pay the amount of two thousand talents from his personal wealth. Sulla also condemned the provinces which Mithridates surrendered to pay an additional twenty thousand talents (equivalent to the export production for two decades).