At what time? It really depends on when you are talking about
Barbarian incursion
Ostrogoths
Visigoths
Franks
Rebels
Gepids
Huns
etc....
He Wanted to address the Long-Term causes of WW1, wanted to create the league of nation.. thanks
Answer:
The Glorious Revolution (1688–89) permanently established Parliament as the ruling power of England—and, later, the United Kingdom—representing a shift from an absolute monarchy to a constitutional monarchy.