The Schengen Agreement turns 40 among big dilemmas: Is this the end of the open borders dream?br br The Schengen Agreement has just turned 40 with more doubts than certainties. Almost half of its members have reinstated temporary controls along its internal borders. Is this the end of the Schengen vision of open borders within Europe? We travelled to the PolandGerman border to try to find out.br br READ MORE : br Subscribe to our channel.