Muscovite–Lithuanian Wars and inconclusive siege led to negotiations, which with the aid of papal legate Antonio Possevino ended in the peace of Jam Zapolski in which the Tsar renounced his claims to Livonia and Polotsk but conceded no core Russian territories. The peace lasted for a quarter of a century, until the Commonwealth forces invaded Russia in 1605. Muscovite–Lithuanian Wars The Muscovite–Lithuanian Wars (also known as Russo-Lithuanian Wars, or just either Muscovite Wars or Lithuanian Wars) were a series of wars between the Grand Duchy of Lithuania, allied with the Kingdom of Poland, and the Grand Duchy of Moscow. After several defeats
Polish–Lithuanian–Muscovite Commonwealth a union would spell Catholic domination over the Orthodox religion. Polish–Lithuanian–Muscovite Commonwealth The Polish–Lithuanian–Muscovite Commonwealth was a proposed state that would have been based on a personal union between the Polish–Lithuanian Commonwealth and the Tsardom of Russia. A number of serious attempts, by various means, to create such a union took place between 1574 and 1658, and even as late as the latter part of the 18th century, but it has never materialized due to incompatible demands from both sides. The proposed union is known in Polish historiography as the "Triple Union" ("unia troista") and has also been called the