” “This "state of uncertainty" seems bound to become more serious in the ageing European societies, in which "the few young people left will have to support a growing number of pensioners". "If the European Union wants to involve the young goes on the open letter , it will have first and foremost to face these problems and commit itself to the young". It is not by chance that the Laeken Declaration, five years ago, showed that one of the key challenges was "to find a way to make the young feel not distant from the European projects", so as to spur them "to take part in the building of Europe", as well as to "enable them to actually take part in it". In other words, it is urgent "to make the European Union relevant to the young", showing that the EU "can provide appropriate answers to the challenges that the young are facing today and a space for the young to take part in the building of Europe and in the development of the European policies". No less important is to adapt the institutional framework of the European Union, so as to increase its "democracy, transparency and efficiency": "only sound and democratic structures" will be able to effectively take up and tackle such challenges as climate change, migration, and unemployment, and to build a Europe based "on peace, justice, equal opportunities and solidarity". (to be continued)” “