The Liberal Democrats have long argued against the results of the EU Referendum and campaigned to reverse the Brexit vote.
Their Paris chapter representative, Dr Raphaela Kitson-Pantano this week revealed her party is planning to exploit the transition period agreed between the UK and the European Union to stop Brexit.
She said: "The transition period is a blessing for us because it gives us time to show the people what a disaster Brexit is from an economic perspective.
"We have seen a number of businesses leave Britain. we have seen the European Medicines Agency (EMA) move out with 350 jobs being cancelled.
RFI ENGLISHBrexit News: Dr Kitson-Pantano revealed her party plans to use the transition period to stop Brexit
"We have the aeronautics business moving out, we have the insurance business moving out as well."
In March, Brexit Secretary David Davis and his EU counterpart