The groups warned over job cuts and factory closures as part of aims to save at least £80 million in costs a year after the deal.

The US president sanctioned the court after a panel of ICC judges issued arrest warrants for Israeli prime minister Benjamin Netanyahu in November.

The Institute for Public Policy Research has said tackling big tech monopolies could help boost the UK economy.

It was the second night of heavy bombing, after airstrikes on Wednesday on northern and southern Gaza killed at least 70 people.