* Charles to be officially proclaimed king

* Proclamations to be read around Britain

* Queen Elizabeth, 96, died on Thursday

By Michael Holden and Kate Holton

LONDON, Sept 10 (Reuters) - King Charles will officially be proclaimed as Britain's new monarch on Saturday in a ceremony followed by gun salutes and the reading of proclamations in London and across the four corners of the United Kingdom.

The death of 96-year-old Queen Elizabeth on Thursday after 70 years on the throne set in train https://www.reuters.com/world/uk/britains-king-charles-address-nation-mourning-2022-09-09 long-established and highly choreographed plans for days of mourning and a state funeral that will be held in just over a week.

The death of Elizabeth, Britain's longest-reigning monarch, has drawn drawing an outpouring of tributes from at home and around the globe.

Charles, 73, succeeded https://www.reuters.com/world/uk/britains-rules-succession-new-sovereign-2022-09-08 his mother immediately on Thursday but an Accession Council made up of hundreds of politicians, bishops and senior civil servants will proclaim his succession on Saturday at a ceremony with officials in traditional heraldic clothing.

The proclamation will be accompanied by gun salutes and heralds who travel to Mansion House in the City of London where it will be read at the Royal Exchange.

The proclamation will be read publicly in the other capital cities of the United Kingdom - Edinburgh in Scotland, Belfast in Northern Ireland, and Cardiff in Wales - and at other locations, too.

The new king vowed on Friday to serve the nation with "loyalty, respect and love" in his first address to the nation as king. Charles is king and head of state of the United Kingdom and 14 other realms including Australia, Canada, Jamaica, New Zealand and Papua New Guinea

Earlier, returning to London from Scotland where his mother died, he was greeted with cheers, applause and a crowd singing "God Save The King" as he made his first public appearance outside Buckingham Palace.

Charles also said in his address that he had made his eldest son William, 40, the new Prince of Wales, the title that had been his for more than 50 years and is traditionally held by the heir to the throne.

William's wife Kate becomes Princess of Wales, a role last held by the late Princess Diana.

Britain has declared a period of mourning until the state funeral for Elizabeth, once described by her grandson Harry as "the nation's grandmother". The date for that has not been announced but it is expected in a little over a week's time.