Austria would allow courts to extend the sentences of convicted terrorists and it would establish a new criminal offense for people who “create the breeding ground” for terrorism, as part of a package of legislative proposals announced a week after an Islamic State sympathizer killed four people in Vienna.

Chancellor Sebastian Kurz announced the tough new proposals on Wednesday after meeting with his cabinet in the Austrian capital, Vienna, a day after he held talks with President Emmanuel Macron of France and other European Union leaders to coordinate efforts across the bloc to crack down on Islamist terrorism.

“We will do everything to protect the population,” Mr. Kurz said. The legislative package will be put before Parliament for approval before the end of the year.

Read more: New York Times