Capture of Novgorod (1611)
The capture of Novgorod occurred during the Time of Troubles, which entailed the Swedish occupation of Novgorod from July 1611 until its return to Russia in 1617 as a result of the Treaty of Stolbovo. == Background == According to the Vyborg Treatise of 1609, which was concluded between Tsar Vasily Shuisky and Sweden, the latter agreed to provide him with military assistance in the fight against False Dmitry II and the Polish–Lithuanian invaders in exchange for territorial concessions.
Source: Wikipedia — Capture of Novgorod (1611) (CC BY-SA 4.0)