Lithuanian–Muscovite War (1368–1372) Lithuanian–Muscovite War (1368–1372) The Lithuanian–Muscovite War encompasses three raids by Algirdas, Grand Duke of Lithuania, to the Grand Duchy of Moscow in 1368, 1370, and 1372. Algirdas organized the raids against Dmitry Donskoy in support of the Principality of Tver, chief rival of Moscow. In 1368 and 1370, Lithuanians besieged Moscow and burned the posad, but did not succeed in taking the city's Kremlin. In 1372, the Lithuanian army was stopped near Lyubutsk where, after a standoff, the Treaty of Lyubutsk was concluded. Lithuanians agreed to cease their aid to Tver, which was defeated in 1375. Mikhail II of Tver
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