Cách sử dụng
Kingdom refers to a country or a nation that is ruled by a king or a queen. It is usually used in history or politics when talking about a specific period of time when a country was ruled by a monarch. For example, the United Kingdom is a kingdom that is made up of four countries: England, Scotland, Wales, and Northern Ireland, and is ruled by a monarch called the Queen. You might also hear the term "animal kingdom" which refers to all animals on Earth grouped together based on their characteristics.