Killed a wanted pirate.
Saved the city from Noxus.
Saved the city from the beast.
Promised to serve them when they needed him.
Demacia and Noxus wanted to fight.
Runeterra was falling becuse of the overuse of magic.
People of Valoran were fighting to much and destorying the landscapes.
The Summoners wanted to stop war by leting people fight in the League.