Izyumsky Trail is a historic route used by the Crimean Tatars

Crimean Tatars

Crimean Tatars or Crimeans are a Turkic ethnic group that originally resided in Crimea. They speak the Crimean Tatar language...

 in the 16th and 17th centuries to penetrate into Sloboda Ukraine

Sloboda Ukraine

Sloboda Ukraine was a historical region which developed and flourished in the 17th and 18th centuries on the southwestern frontier of the Tsardom of Russia....

 and then invade Muscovite Russia.

The route branched off the Muravsky Trail

Muravsky Trail

Muravsky Trail or Murava Route was an important trade route and according to the Russian historiography a favourite invasion route of the Crimean Tatars during the Russo-Crimean Wars of the 16th and early 17th centuries. It was also used somewhat for peaceful trade...

 in the upper reaches of the Orash River and, after crossing the Seversky Donets

Seversky Donets

Seversky Donets is a river on the south of the East European Plain. It originates in the Central Russian Upland, north of Belgorod, flows south-east through Ukraine and then again through Russia to join the Don River, about from the Sea of Azov...

 at a convenient ford near Izium

Izium

Izyum , is a city situated on the Donets River in the Kharkiv Oblast of eastern Ukraine. Serving as the administrative center of the Iziumsky Raion , the city itself is also designated as a separate raion within the oblast, and is located approximately 75 miles southeast of the oblast capital,...

, continued north in the direction of the Great Abatis Border

Great Abatis Border

Zasechnaya cherta is a chain of fortification lines, created by Grand Duchy of Moscow and later the Tsardom of Russia to protect it from the raids of the Crimean Tatars who, rapidly moving along the Muravsky Trail, ravaged the southern provinces of Russia during a series of the Russo-Crimean Wars....

. In the mid-17th century, the route fell into disuse owing to the establishment of Kharkiv

Kharkiv

Kharkiv or Kharkov is the second-largest city in Ukraine.The city was founded in 1654 and was a major centre of Ukrainian culture in the Russian Empire. Kharkiv became the first city in Ukraine where the Ukrainian Soviet Socialist Republic was proclaimed in December 1917 and Soviet government was...

 and other Cossack

Cossack

Cossacks are a group of predominantly East Slavic people who originally were members of democratic, semi-military communities in what is today Ukraine and Southern Russia inhabiting sparsely populated areas and islands in the lower Dnieper and Don basins and who played an important role in the...

 forts in the Sloboda Ukraine

Sloboda Ukraine

Sloboda Ukraine was a historical region which developed and flourished in the 17th and 18th centuries on the southwestern frontier of the Tsardom of Russia....

.