slavery
“None of us can change the past", he told a Commonwealth summit in Samoa.
The prime minister has insisted the UK will not pay compensation - or apologise - for its historic role in the slave trade.
Downing Street has already confirmed the government is not interested in paying reparations either.
The fresh calls for compensation come ahead of a Commonwealth summit.
The Republican presidential candidate faced an internet pile on after she declined to say slavery was the cause of the Civil War.
Buckingham Palace released a statement following The Guardian's discovery of a new document linking the transatlantic slave trade to the royals in 1689.
The Duke of Cambridge also referred to comments his father, Prince Charles, made last year in Barbados about the "appalling atrocity of slavery".
Controversial review says British schools should teach a “new story” about “the Caribbean experience”.
The PM says we need to stop "self recrimination and wetness" about Rule Britannia! and Land Of Hope And Glory's association with slavery and colonialism.
No10 spokesperson says Johnson believes "substance", not "symbols", is most important. Dowden says UK should not "erase" its history.