The president of the European Commission Jean-Claude Juncker considers, that Brexit will cause disagreements between EU members, informs Deutschlandfunk radio.

" The other EU 27 don't know it yet, but the Brits know very well how they can tackle this. They could promise country A this, country B that and country C something else and the end game is that there is not a united European front, "he said, adding that the UK cannot conduct trade negotiations as long as it is a EU member.