 After the Novgorod Republic has been annexed by the Grand Duchy of Moscow in the end of the 15th century, the area was a part of the Bezhetsk pyatina, one of the five into which the Novgorod lands were divided.The village of Ostashkovo, which later was merged into the town of Likhoslavl, was first mentioned in 1624.In the course of the administrative reform carried out in 1708 by Peter the Great, the area was included into Ingermanlandia Governorate (since 1710 known as Saint Petersburg Governorate).