Original sentence: After World War II most of Silesia became Polish, when the German population were expelled and replaced by Poles expelled from former Kresy.Most of Silesia was part of the German provinces Upper- and Lower Silesia before 1945, and the majority of the population were German.Silesia (Polish: Śląsk, German: Schlesien, Czech: Slezsko) is an historical region in east-central Europe, located along the upper and middle Oder/Odra River, in what is now southwestern Poland and with parts in Germany and the Czech Republic.The historical region belonged to Poland in the middle ages.Ties with Poland were weakening over time, while ties with Germany were increasing
Edited sentence: Because of its rich history the region has produced a unique cultural mix based on the local Silesian elements with heavy Polish, Czech and German influences.In the past, Silesia has been part of different Polish states (for about 360 years, including the vast majority at present), Bohemia (for about 250 years) and different German states (for about 400 years, not counting Bohemian rule - although some also count Bohemian rule of Silesia as a time of German rule).Silesia (Silesian: Ślonsk, Ślunsk, Polish: Śląsk, German: Schlesien, Czech: Slezsko) is a historic European province located in what is now southwestern Poland and the northern Czech Republic, along the upper and middle Odra/Oder river.Today the region is inhabited by Poles, Silesians, Germans, Czechs and Moravians