The Battle of Blarathon was fought in 592 near Ganzak

Ganzak

Ganzak , is an ancient Achaemenid town founded in northwestern Iran. Its name is originally Median but later adopted into Persian...

 between a combined Eastern Roman (Byzantine)

Byzantine Empire

The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

-Persian

Sassanid Empire

The Sassanid Empire , known to its inhabitants as Ērānshahr and Ērān in Middle Persian and resulting in the New Persian terms Iranshahr and Iran , was the last pre-Islamic Persian Empire, ruled by the Sasanian Dynasty from 224 to 651...

 force and a Persian army led by the usurper Bahram Chobin

Bahram Chobin

General Bahrām Chobin was a famous Eran spahbod during the late 6th century in Persia, usurping the Sassanid throne for a year as Bahram VI .- Life :...

. The combined army was led by John Mystacon

John Mystacon

John, surnamed Mystacon, "the mustachioed", , was a prominent East Roman general in the wars with Sassanid Persia during the reigns of Byzantine emperors Tiberius II and Maurice ....

, Narses

Narses (general under Maurice)

Narses was a Byzantine general of Armenian ancestry active during the reigns of the emperors Maurice and Phocas in the late sixth and early seventh centuries. He commanded the army in Mesopotamia under Maurice; when Phocas overthrew Maurice and seized the throne, Narses refused to recognize the...

, and the Persian prince Khosrau II

Khosrau II

250px|thumb|Khosrau II 250px|thumb|Khosrau II 250px|thumb|Khosrau II (Khosrow II, Chosroes II, or Xosrov II in classical sources, sometimes called Parvez, "the Ever Victorious" – (in Persian: خسرو پرویز), was the twenty-second Sassanid King of Persia, reigning from 590 to 628...

. The Roman-Persian force was victorious, ousting Bahram Chobin from power and reinstating Khosrau as ruler of the Sassanid Empire. Khosrau was swiftly reinstated upon the Persian throne, and as agreed upon returned Dara

Dara

-2011 uprising:The city of Daraa was the starting point of the 2011 uprising against the regime lead by Bashar Al-Assad. It all started when 15 children from the same family were arrested in early March 2011 for writing an anti regime slogan on the wall of their school. The children's ages ranged...

 and Martyropolis

Martyropolis

Martyropolis was the former name of a city in Turkey, now known in Turkish as Silvan, in Aramaic as Meiafarakin .It is a Catholic titular see....

. Additionally, he agreed to a new partition of the Caucasus

Caucasus

The Caucasus, also Caucas or Caucasia , is a geopolitical region at the border of Europe and Asia, and situated between the Black and the Caspian sea...

 by which the Sassanids handed over to the Romans many cities, including Tigranokert, Manzikert, Baguana

Dogubeyazit

Doğubeyazıt is a city and district of Ağrı Province of Turkey, and is Turkey's most eastern district, the border crossing to Iran. Elevation 1625 m. Area 2.383 km². Population 115.354 of which 69.447 live in the town of Doğubeyazıt, the remainder in the surrounding countryside...

, Valarsakert

Eleskirt

Eleşkirt, formerly Alashkert or Kurdish Zêdikan , is a town and district of Ağrı Province in Turkey.The mayor is Mehmet Nuri Çelik .-Places to see:...

, Bagaran

Bagaran

Bagaran is a town and former fortress in the Armavir Province of Armenia, located 5 kilometers west of the right bank of the Akhurian River, and formerly a capital of Armenia....

, Vardkesavan, Yerevan

Yerevan

Yerevan is the capital and largest city of Armenia and one of the world's oldest continuously-inhabited cities. Situated along the Hrazdan River, Yerevan is the administrative, cultural, and industrial center of the country...

, Ani

Ani

Ani is a ruined and uninhabited medieval Armenian city-site situated in the Turkish province of Kars, near the border with Armenia. It was once the capital of a medieval Armenian kingdom that covered much of present day Armenia and eastern Turkey...

, Kars

Kars

Kars is a city in northeast Turkey and the capital of Kars Province. The population of the city is 73,826 as of 2010.-Etymology:As Chorzene, the town appears in Roman historiography as part of ancient Armenia...

, and Zarisat

Zarishat

Zarishat is a town in the Shirak Province of Armenia....

. Most of the Kingdom of Iberia, including the cities of Ardahan

Ardahan

Ardahan is a city in northeastern Turkey, near the Georgian border.-Ancient and medieval:In Ancient times the region was called Gogarene, which is assumed to derive from the name of Gugars, who were a Proto-Kartvelian tribe...

, Lori

Stepanavan

Stepanavan is the second largest city in Lori Province of Armenia. The town is located 139 km north of the capital Yerevan and 24 km north of the provincial centre Vanadzor, in the centre of Yerevan-Tbilisi highway....

, Dmanisi

Dmanisi

Dmanisi is a townlet and archaeological site in Kvemo Kartli region of Georgia approximately 93 km southwest of the nation’s capital Tbilisi in the river valley of Mashavera.- History :...

, Lomsia, Mtskheta

Mtskheta

Mtskheta , one of the oldest cities of the country of Georgia , is located approximately 20 kilometers north of Tbilisi at the confluence of the Aragvi and Kura rivers. The city is now the administrative centre of the Mtskheta-Mtianeti region...

, and Tontio

Gori, Georgia

Gori is a city in eastern Georgia, which serves as the regional capital of Shida Kartli and the centre of the homonymous administrative district. The name is from Georgian gora , that is, "heap", or "hill"...

 became Roman dependencies. Also, the city of Cytaea

Kutaisi

Kutaisi is Georgia's second largest city and the capital of the western region of Imereti. It is 221 km to the west of Tbilisi.-Geography:...

 was given to Lazica, also a Roman dependency. The Battle of Blarathon altered the course of Roman

Byzantine

Byzantine usually refers to the Roman Empire during the Middle Ages.Byzantine may also refer to:* A citizen of the Byzantine Empire, or native Greek during the Middle Ages...

-Persian relations dramatically, leaving the former in the dominant position. The extent of effective Roman control in the Caucasus reached its zenith historically.