1. KINGS VS QUEENS
Currently, after the decease of Elizabeth II, there is only one queen left in the world: Margrethe II of Denmark.
The other 41 monarchies are rules by kings.
You can find a complete list with all the current world’s living monarchs in the following post:
2. COMPLETE LIST WITH ALL THE WORLD’S MONARCHS
- Holger Motzkau (2010). Queen Margaret II of Denmark. Image retrieved and edited from Wikimedia Commons. Available [HERE].