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List of current monarchs of sovereign states - Wikipedia
Countries with Royal Families 2024 - World Population Review
Royal family - Wikipedia
List of current monarchies - Wikipedia
Meet the world’s other 25 royal families - The Washington Post
Beyond King Charles: A guide to the other monarchies around the world …
There are 28 other monarchies in the world
Kingdoms and Monarchs of the World - Infoplease
The royal family tree - CNN
The British Royal Family Tree: A Complete Guide to the Modern …