Principality of Nizhny Novgorod-Suzdal

Part of the land, which included Nizhny Novgorod, Gorodets and Unzha, became the property of Prince Konstantin of Suzdal.

In the battle on Pyana River, the Russian army suffered a severe defeat from the Horde prince Arapsha.

[citation needed] The death of Prince Dmitry Konstantinovich in 1383 triggered a decade-long war of succession between his brother and his sons.

[1] The local Konstantinovich dynasty, supported by various Tatar warlords such as Edigei, refused to recognise the Daniilovichi claim for twenty more years, in 1410 even attacking and looting the city of Vladimir.

[1] After Vasily I married off his daughter to a Suzdalian prince in 1418, and placed his own governors in Nizhny Novgorod, the Konstantinovichi ceased their resistance against Muscovite overlordship.