On August 6-9 1945, when the United States incinerated the Japanese cities of Hiroshima and Nagasaki during World War II, killing an estimated 110,000 Japanese citizens and injuring another 130,000. By 1950 another 230,000 died from injuries and radiation. Earlier in 1945 two fire bombing raids on Tokyo killed 140,000 citizens and injured a million more...

that the real terrorism .
take a look at all crimes committed by th United States alone here: http://www.globalresearch.ca/united-states-war-crimes/5561468

and the Soviet_war_crimes here:
https://en.wikipedia.org/wiki/Soviet_war_crimes

and this israeli war crimes:
http://www.aljazeera.com/indepth/opinion/2016/12/israel-crimes-settlements-161229075030106.html
https://electronicintifada.net/blogs/ali-abunimah/balance-un-gaza-report-cant-hide-massive-israeli-war-crimes

those are just war crimes committed by only 3 non-muslims countries using high level weapons not just a hand bomb or a knife .