Charles became the king of England upon his mother's death at the age of 96. King Charles III is now known as King Charles.
King Charles is the head of state of the UK and 14 other countries due to British colonization.
The Commonwealth realm includes Antigua and Barbuda, Australia, The Bahamas, Canada, Grenada, Jamaica, New Zealand, Saint Kitts and Nevis, Saint Lucia, and Solomon Islands.
The role of the king in these countries is symbolic, and he won't be directly involved in governing, as he is a head of state.
During King Charles' reign, it is possible that the number of Commonwealth realms could decrease. Queen Elizabeth was removed as the head of state in Barbados last year. The officials in the Caribbean have indicated that they want out. There is a movement for Scottish independence.
The current state of affairs between the British monarchy and Commonwealth nations is a reminder of the decline of the British Empire during Queen Elizabeth's reign. She was the head of state of 32 countries over the course of her time on the throne.
The 16 countries that removed Queen Elizabeth as head of state after she ascended the throne in 1952 are as follows: