Prime Minister Liz Truss was the archetypal to usage the sanction King Charles III to notation to the caller British monarch, saying his sanction successful a televised speech outside her office astatine 10 Downing Street successful London connected Sept. 8, hours aft Buckingham Palace announced Queen Elizabeth II's passing. She had assumed bureau conscionable 2 days prior, and met the queen astatine her location astatine Balmoral Castle, Scotland successful what marked the precocious monarch's last nationalist appearance.

Several minutes aft she gave her speech, a spokesperson for Clarence House, which represented Charles erstwhile helium was the Prince of Wales, confirmed the caller monarch volition beryllium known arsenic King Charles III.

The monarch is Britain's first King Charles successful much than 300 years. His 2 predecessors' reigns successful the 17th century were marred by scandals.

King Charles I (ruled from 1625 to 1949) and King Charles II of England (1660-1685) were some criticized for dissolving their Parliaments. Charles Sr. remains the only British monarch to beryllium tried and executed for treason, having been accused of instigating England's 2nd civilian war.

Upon his death, the monarchy was abolished and his lad spent respective years successful exile. Charles II was appointed king erstwhile the monarchy was restored successful 1660, aft which helium was dubbed "The Merry Monarch" for leading what galore considered a hedonistic tribunal and for allegedly fathering respective children retired of wedlock.

Newly minted coins and printed cash in British currency are acceptable to diagnostic Charles' image, though existent ones volition stay successful circulation until they are gradually replaced, Reuters reported.

"As the archetypal monarch to diagnostic connected Bank of England banknotes, the Queen's iconic portraits are synonymous with immoderate of the astir important enactment we do," the Bank of England said successful a statement. "Current banknotes featuring the representation of Her Majesty The Queen volition proceed to beryllium ineligible tender. A further announcement regarding existing Bank of England banknotes volition beryllium made erstwhile the play of mourning has been observed."

Since Charles II's reign, it has go accepted for the monarch to look successful the other absorption to their predecessor. Therefore, the caller king's look connected wealth is expected to present look left, Reuters said.

Meanwhile, the Reserve Bank of Australia announced that its "$5 banknotes featuring the representation of Her Majesty The Queen tin proceed to beryllium used," adding, "They volition not beryllium withdrawn and are apt to stay successful circulation for years to come."

As heir to the throne, Charles was known arsenic a staunch environmentalist and often voiced his concerns astir clime change. But arsenic king, his days of advocacy whitethorn travel to an end. In a 2018 BBC interview, helium acknowledged that the responsibilities of his then-current relation arsenic Prince of Wales was antithetic from that arsenic a monarch. Asked whether his nationalist campaigning volition continue, helium said, "No, it won't. I'm not that stupid." 

He expressed akin sentiment, little abrasively, successful a pre-recorded, first nationalist code arsenic king connected Sept. 9. "My beingness volition of people alteration arsenic I instrumentality up my caller responsibilities," Charles said. "It volition nary longer beryllium imaginable to springiness truthful overmuch of my clip and energies to the charities and issues for which I cared truthful deeply, but I cognize this important enactment volition spell connected successful the trusted hands of others."