Men are more fit for battle, History knows this. What weak man refuses to defend his land from invaders? Especially single Men without family obligations
The Incel movement is a result of promiscuity in Women being more and more acceptable in our western society. This whole concept of Chad's isn't without merit. There are say 20% of the men banging 80% of the women. Leaving no pussy for the incels. To me this is the symptom of a world that values the nuclear family less and less. Jordan Peterson seems to touch on this. Masculinity is in decline and family values are also on the way out.