Spurs of the Baltic coast-ridge between the governments of Grodno and Minsk.
In Minsk, Grodno and Vilna.
In Kovno, Vilna, Mogilev, Grodno, Volhynia, Podolia, Minsk, Vitebsk, Kiev, Bessarabia and Kherson, they constitute, on the average, 12 to 172% of the population, while in the cities and towns of these governments they reach 30 to 59% of the population.
Governments of Kovno, Vitebsk, Vilna, Mogilev, Minsk and Grodno the climate is more temperate, but agriculture is more backward than in the Baltic provinces.
In 1386, Witowt was at first content with the principality of Grodno; but jealousy of Skirgiello, one of Jagiello's brothers, to whom Jagiello committed the government of Lithuania, induced Witowt to ally himself once more with the Teutonic Order (treaty of Konigsberg, 24th of May 1390).