The Charlie Hebdo attack in Paris sparked critical debate over the importance of free expression, and led several governments in the EU and beyond to restrict free speech and increase their surveillance powers. 
Kuvamiwa kwa Charlie Hebdo katika mji wa Paris ulisababisha majadiliano makali juu ya umuhimu wa uhuru wa kutoa maoni , na ulipelekea serikali kadhaa katika umoja wa nchi za ulaya na kwingineko kuzuia uhuru wa kuongea na kuongeza vyombo vyao vya uangalizi .