 Complete the following phrase:  With the intensification of the Polish intervention in Muscovy, in 1609, the royal family moved to their residence in Vilnius, capital of the Grand Duchy of Lithuania. There he witnessed the fire of Vilnius, which required the royal family to evacuate their residence in the Vilnius Castle. Shortly afterwards, that year, Władysław, aged 15, was elected Tsar by Muscovys aristocracy council of Seven boyars, who overthrew tsar Vasily Shuysky during the 