Polish–Lithuanian–Muscovite Commonwealth mission arrived in Moscow, Boris Godunov was elected the new tsar. With the legitimacy issues clouding the entire period of the rule of Boris Godunov, Russia submerged into even greater chaos upon his death, the Russian Time of Troubles, which was accompanied by a decisive Polish armed intervention, or the Polish–Muscovite War (1605–1618), commonly referred to in Russia as the "Polish intervention in the end-17th century". In the course of the Polish–Muscovite War, the Polish prince (later king) Władysław IV Vasa was briefly elected a Russian Tsar among other such strange developments like enthronement and short reign of False Dmitriy
Muscovite manorialism on, to gain enough influence and power to project a strong force against any invaders. Muscovite manorialism The development of feudal society in the region of Rus' took a different course to that in Western Europe. In particular, under the version of manorialism practised in Rus', knights granted land by a prince were not bound in allegiance to that prince; and instead of serfdom much of the land was worked by a partially free peasant class ("smerd"). In consequence, there was no strong central monarchy able to resist invasions by the Poles, Norsemen, Tatars and Mongols. A strong central power