Republic of Novgorod (jan 1, 1163 – sep 1, 1478)
Description:
Novgorod was already a major trade route destination in the 800s. Originally sub servant to Kiev, in 1136 began dismissing Kiev appointed rulers and become autonomous until Ivan III "The Great"Added to timeline:
Date:
jan 1, 1163
sep 1, 1478
~ 315 years