Analysis of information sources in references of the Wikipedia article "ราชอาณาจักรโบฮีเมีย" in Thai language version.
The Luxemburg project halted under Charles IV's elder son, Wenceslas (r. 1363–1419 in Bohemia, 1376–1400 in Germany), who inherited a Bohemian kingdom endowed with a population of some 2 million
Around 1400 the population of Bohemia was about 2 million