Webdespite his heartbreaking past, akaza chose to kill innocent people for muzan's cause and his own pleasure.
It is likely that most of the people he killed were not responsible.
Akaza's blood demon art, destructive death, merges shockwaves with martial arts, making him a deadly combatant.
Webdemons are able to break free from the mind control, yes, but not the physical control.
Muzan would still control the blood inside of akaza, so in a way there is no way of truly breaking free.
The only demons who are free from muzan’s control are nezuko and.
Weball demons fear the sun and will flee the dawn's rays, even the upper moons, such as when akaza fled into a forest after killing kyojuro rengoku.
If you insist on using this, you will have to state how.