Charles III is King of the United Kingdom and the 14 other Commonwealth realms

conservation of historic buildings and the importance of architecture in society. In that vein, he generated the experimental new town of Poundbury. An environmentalist, Charles supported organic farming and action to prevent climate change during his time as the manager of the Duchy of Cornwall estates, earning him awards and recognition as well as criticism; he is also a prominent critic of the adoption of genetically modified food, while his support for alternative medicine has been criticised. He has authored or co-authored 17 books.
Charles became king upon his mother's death in 2022. At the age of 73, he was the oldest person to accede to the British throne, after having been the longest-serving heir apparent and Prince of Wales in British history. Significant events in his reign have included his coronation in 2023 and his cancer diagnosis the following year, the latter of which temporarily suspended planned public engagements.