By making an example of the UK. The UK was the first country to leave the EU, and its economy got fucked big time in the process, making other countries think twice before considering the same manoeuvre. Case in point: the AfD, Germany’s far-right populist party, used to promote an exit from the Euro and EU; (even) they no longer do.
A major country left, realised despite all pride that it’s definitively shittier, and came back. It would make eurosceptics’ separatist propaganda harder.
How’d it strengthen?
By making an example of the UK. The UK was the first country to leave the EU, and its economy got fucked big time in the process, making other countries think twice before considering the same manoeuvre. Case in point: the AfD, Germany’s far-right populist party, used to promote an exit from the Euro and EU; (even) they no longer do.