In 1176, Prince Vsevolod III, by chance, ascended the throne of Vladimir and, becoming the Grand Duke, ruled for 36 years, severely suppressing resistance to the rebellious boyars and the onslaught of opponents, persistently expanding the limits of his principality. The Principality of Vladimir-Suzdal gained political unity and developed rapidly. Being the ruler of Northern Russia, Vsevolod influenced the politics of Novgorod, Kyiv and other volosts. In the era of "Vsevolod, Vladimir architecture flourished, and the annals received a powerful impetus for development.