Siege of Esztergom (1241) other European states, bar Moravia, Bohemia, and the Polish duchies, which the Mongols dealt with separately. Bela's kingdom was ill-prepared for the Mongol invasion. At the time, Hungary was one of the poorest and most sparsely populated areas of Europe. The population was estimated at slightly over 2 million in the mid-thirteenth century despite its large land area, with the largest city, Esztergom, having only 12,000 inhabitants. Its armies consisted primarily of light cavalry with some light infantry, and only a handful of crossbowmen, mounted knights, and heavy infantry, in contrast to the areas further west where such troops were
Abruzzo of Tuscany, but Abruzzo is still off the beaten path for most visitors to Italy. Although the population density of Abruzzo has increased over recent decades, it is still well below the Italian national average: in 2008, 123.4 inhabitants per km2, compared to 198.8. In the provinces, the density varies: Pescara is the most densely populated with 260.1 inhabitants per km2, whereas L'Aquila is the least densely populated with 61.3 inhabitants per km2, although it has the largest area. After decades of emigration from the region, the main feature of the 1980s is immigration from third world countries. The population