+Elizabeth II was the [Queen](/wiki/queen) of the [United Kingdom](/wiki/united_kingdom) and 14 other Commonwealth realms. Her historic 70-year reign, the longest of any British monarch, defined an era of steadfast duty and profound change.
+## See also
+- [Monarchy](/wiki/monarchy)
+- [King Charles](/wiki/king_charles)
+- [Royal Family](/wiki/royal_family)