It is even more interesting when they are not American as it shows how determined they are.
-Eric and Dylan
-Brenton Tarrant: Started to plan the shooting two years in advance, shooting on March 15, 2019. Category A license in November 2017, began buying guns in December 2017.
-Anders Breivik: "Breivik claimed he started plotting the attacks in earnest in 2006." Bought his weapons in 2010 and 2011 I think, shooting on July 22 2011.