What would you consider "significant"? There's been a number of terrorist attacks post 9/11 and I'd consider at least a couple pretty significant (San Bernardin

What would you consider "significant"? There's been a number of terrorist attacks post 9/11 and I'd consider at least a couple pretty significant (San Bernardino, Fort Hood, Boston Marathon, Charleston Church). There's been a number of foiled plots too: see http://securitydata.newamerica.net/extremists/deadly-attacks.html http://securitydata.newamerica.net/extremists/deadly-attacks... and http://securitydata.newamerica.net/extremists/nsa-analysis.html http://securitydata.newamerica.net/extremists/nsa-analysis.h...