On March 22nd, in Brussels, there was a terrorist attack claimed by The Islamic State.
It was 4 days after Salah Abdeslam (the fugitive terrorist of the Paris Attacks) was arrestted by the Brussels Police in Maelbeek.
The attacks:
Brussels-Zaventem Airport: It was a suicide attack. Two terrorists killed themselves. Later an explosive in a bag didn't cause more victimis.
A third terrorist is missing, we can see him next to Jalid and Ibrahim Bakraoui