Hundreds of people were killed and wounded in violent attacks in the European Union in 2015 and 2016. The need to protect people from such wanton violence is obvious and urgent. This report gives a bird’s eye view of the national security landscape and shows just how widespread and deep the “securitization” of Europe has become. It focuses on eight themes: states of emergency, principle of legality, right to privacy, freedom of expression, right to liberty, freedom of movement, stripping of nationality, and the prohibition on sending people to places where they risk torture.