All those sources provide information on lands which became Poland and the people who inhabited them after the retreat of the glaciers from Europe Last Glacial Maximum - LGM. This is how we know that the Poles are Slavic people who have inhabited Central and Eastern Europe between the Oder and Vistula River for thousands of years. In contrary to what was believed before, modern science allows us to infer that the human settlement in the region has been characterized by genetic continuity of a rather homogenous nature since the Bronze Age. The DNA research suggests as well a link with central Asia, which can be explained by four theories. In this way, the so-called Sarmatian myth which arose in Poland in the 16th century may well turn out to be true. Read more History of Poland Christianity, patriotism and a passionate love of freedom are the dominant trends of the ten centuries of Poland's turbulent history. Few nations have suffered as much, faced so many reversals of fortune and yet retained their ethnic and cultural identity and vigor. Such endurance in the face of adversity inspires confidence in the future of this great nation. Some of those who enjoy freedom — and often take it for granted — may have something to learn from Poland's historical experience.