Prime Minister Jacinda Ardern announced yesterday that a Royal Commission of Inquiry will look into the SIS, GCSB, Police, Customs, Immigration and other relevant agencies or departments and review what should or could’ve been done to prevent the attack. Dr Stephen Hoadley is an Associate Professor in Politics and International Relations at the University of Auckland. (Photo: Stuff NZ)

<p>Prime Minister Jacinda Ardern announced yesterday that a Royal Commission of Inquiry will look into the SIS, GCSB, Police, Customs, Immigration and other relevant agencies or departments and review what should or could&rsquo;ve been done to prevent the attack. Dr Stephen Hoadley is an Associate Professor in Politics and International Relations at the University of Auckland. (Photo: Stuff NZ)</p>