Britain voted to quit the European Union in a historic vote, with the ballot count Friday plunging the bloc into uncharted waters.

The pound slumped to its lowest in 31 years and there was turmoil on global stock markets.

Bookmakers adjusted their odds to reflect an even chance of Brexit as the Leave camp grabbed an early lead, before results from Glasgow and parts of London helped the Remain side to inch ahead as a nail-biting national count proceeded.