Poland is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus, and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian … See more

In 1492, the territory of Poland-Lithuania – not counting the fiefs of Mazovia, Moldavia, and Prussia – covered 1,115,000 km (431,000 sq mi), making it the largest territory in Europe; by 1793, it had fallen to 215,000 k… See more

In the period following the emergence of Poland in the 10th century, the Polish nation was led by a series of rulers of the Piast dynasty, who converted the Poles to Christianity, created a sizeable Central European state, … See more