Officially known as the principality of Sealand, Sealand is technically the smallest nation in the world.
官方做西兰公国,实际上是世界上最小的国家。
The feudal system in France meant that, although France was a Kingdom, it consisted of many independently governed local regions. These principalities had developed following Viking invasions, and each was struggling to gain more power and territories.
法国的封建制度味着, 尽管法国是一个王国,但它由许多独立管理的地方组成。这些公国是在维京人入侵后发展起来的, 每个公国都在努力争取更多的权力和领土。