After the death of Ivan the Terrible, the Russian state was thrown into chaos by civil war, social collapse, and famine. In this episode, we explore what happened after the death of Tsar Dmitry in 1606, including the appearance of two more False Dmitrys and a national uprising to expel a Polish invasion.

SOURCE: Russia's First Civil War: The Time of Troubles and the Founding of the Romanov Dynasty by Chester Dunning

 https://books.google.com/books/about/Russia_s_First_Civil_War.html?id=9NUYtSJaO8cC