Schengen Information System

…established a computerized information system—the Schengen Information System (SIS)—which allows the authorities of certain member states, plus some other European countries, to send or receive data about criminals, missing persons, stolen property, and other matters of interest to law enforcement officers. Each member of the EU, however, must devise its…

…massive database, known as the Schengen Information System (SIS), was created to share information about persons and goods transiting the Schengen zone.

…checkpoints and access to the Schengen Information System (SIS), a database containing information about persons and goods traversing the Schengen zone. Switzerland’s relationship with the EU was further complicated in February 2014, when Swiss voters approved a referendum that imposed quotas on immigration. The result directly challenged a number of…