Charles, the oldest person to ever assume the British throne, became king on Thursday following the death of his mother, Queen Elizabeth II. No date has been set for his coronation, and it wasn’t immediately clear whether the new monarch would call himself Charles III or choose another name as his grandfather did.

Boris Johnson has resigned as Conservative Party leader after months of ethics scandals and a party revolt. But he remains Britain’s prime minister — for now — while a successor is chosen. With British politics in turmoil, here’s what will happen next. 

Today, Scottish voters will choose whether to remain part of the United Kingdom or become an independent country.