A car carried the woman around 30 yards on the bonnet before she was thrown to the ground, the Metropolitan Police said.

The Hamilton by-election at Holyrood can be a “wake-up call” for Labour, John Swinney has said. The First Minister will kick off his party’s campaign in the seat ahead of the June 5 poll on Saturday.

An ’emergency demonstration’ will be held in Parliament Square, central London, while a rally and march will take place in Edinburgh.

There have been reports that the UK Government could seek to send failed asylum seekers to overseas hubs in the Balkans.