King Charles has said that deepening his understanding of the horrors of slavery has made him more determined to address the wrongs of the past, as Caribbean leaders and campaigners intensified demands for an apology and reparations from Britain.

“We cannot change the actions of those who came before us,” Charles told leaders at the opening of the Commonwealth summit in Antigua and Barbuda on Tuesday. “We can, however, learn from the past.

“The transatlantic trade in enslaved persons still casts a shadow over these islands and other members of our Commonwealth,” he said.…