Boris Johnson deals blow to Rishi Sunak’s bid to reach NI Protocol agreement

The former British prime minister warned that dropping the Northern Ireland Protocol Bill – which would empower the UK to unilaterally scrap parts of the treaty – would be a “great mistake”

Boris Johnson has warned Rishi Sunak against ditching the Northern Ireland Protocol Bill (Toby Melville/PA)

British prime minister Rishi Sunak’s efforts to break the impasse over Brexit’s Northern Ireland Protocol have been dealt a blow by Boris Johnson.

The former UK premier warned that dropping the Northern Ireland Protocol Bill – which would empower the UK to unilaterally scrap parts of the treaty – would be a “great mistake”.