Mandu Reid, the leader of the Women’s Equality party, was also at the reception and witnessed the remarks. In a piece for the Guardian she said the palace had only responded over the incident as it took place publicly and contrasted it with the lack of action following the Duchess of Sussex’s claims of royal racism. She also said that royal institutions should sign up to cultural competence training run by Sistah Space.
https://www.theguardian.com/uk-news/2022/dec/01/buckingham-palace-encounter-with-susan-hussey-like-an-interrogation-says-charity-boss