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
Population and housing censuses by country population: preliminary population statistics are published monthly, population structure report is published annually and population projections every three years. Once in ten years, the official locations and demarcations for densely populated areas (taajama) for traffic purposes, and official numbers of the speakers of national languages (Finnish or Swedish), for bilinguality, are reviewed. The census in France is currently carried out by INSEE. The first census in France was conducted in 1801. Since 2004, a partial census has been carried out every year, and the results published as averages over 5 years. The first systematic population on the European continent was