Complex sentence: Although the territory is rich, the country population is very precarious, and must undergo several famines, from the 14th to the 15th centuries, in particular during the year 1316, following bad harvests the year before.
Split into simpler sentences: Although the territory is rich, the country population is very precarious, and must undergo several famines, from the 14th to the 15th centuries. In particular there was famine during the year 1316, following bad harvests the year before.