US delegation arrives in Europe for talks on Northern Ireland and Brexit

Nine-strong team led by close Biden ally will visit Brussels, Dublin and London in significant intervention on division over NI protocol

One of Joe Biden's closest allies is due to arrive in London on Saturday as part of an influential US congressional delegation seeking to calm tensions over Northern Ireland.

The nine-strong delegation includes Democratic and Republican delegates from the House of Representatives and Senate including members of the powerful ways and means committee chaired by Richard Neal, who will lead the group.