Eric Walker added Merkel warns Schengen could be at risk – POLITICO to a number of topics

Eric Walker added Merkel warns Schengen could be at risk – POLITICO to Liechtenstein, and added Liechtenstein to Schengen area and Countries in Europe

Eric Walker added a number of topics and a number of links to Schengen area, and added Schengen area to Europe and Schengen treaty

Eric Walker added a number of topics to Countries in Europe, and added Countries in Europe to Europe