It is the British and the French who had bore the blunt of the war as they had participated fully in the four years of battle.USA was a late entrant in the war and had not suffered as much damage as the two powers. The two powers punitive Versailles treaty was the direct catalyst of the rise of Adolf Hitler who aggressively sought another battle.
<span />
<span>The First and Second Opium Wars determined Chinese relationships with: British kingdom
In order to match China' trading power, The britsh create several opium plantations in India and distribute them to china.
British empire's actions caused a massive increase of opium addicts in China which heavily slowed down their economic progress, which really anger Chinese government.
</span>
The four main causes of WW1: "M.A.I.N"
Militarism: build up of military might (created tensions of war)
Alliances: agreements of European countries to help if war came (more tensions)
Imperialism: with European powers expanding their reach to new lands (this created a global competition for power?
Nationalism: extreme amounts of pride for your country (competition to be the best)