The deadliest attacks of this period have been the November 2015 Paris attacks (130 killed), the July 2016 Nice truck attack (86 killed), the June 2016 Atatürk Airport attack (45 killed), the March 2016 Brussels bombings (32 killed), and the May 2017 Manchester Arena bombing (22 killed). These attacks and threats have led to major security operations and plans such as Opération Sentinelle in France, Operation Vigilant Guardian and the Brussels lockdown in Belgium, and Operation Temperer in the United Kingdom.