Problem: I'm hungry
Solution: let's kill this mammoth and eat it (violence)
Problem: there's not enough food
Soloution: the neighboring country has food let's invade and take theirs (violence)
Problem: I want to be king but I'm 2nd in line for succession
Solution: assisinate the king and take his place (violence)
Problem: over population in a region
Solution: invade the neighboring region, kill them, and settle their land (violence)
Problem: can't get laid in the normal way
Solution: rape (violence)
Problem: I'm being raped
Solution: kick him in the nuts and bite his dick off (violence)
Problem: too many of (minority ethnic group) in our country
Solution: genocide (violence)
Problem: want to free the slaves, but the southern states don't want to:
Solution: civil war (violence)
I can go on.
Problem: there is a genocidal tyrant taking over Europe (Hitler)
Solution: world war 2 ( violence)
Problem: there is a man talking about peace and making the peasants uppity:
Solution: crucify him and make an example (violence)
Problem: the Muslims have conquered the holy lands
Solution: the crusades (violence)
Problem: the king is taking too much of our money through taxes
Solution: revolution and #1776, baby (violence)
Seriously if you think violence is not the defacto solution throughout history you are wrong.