they use expansionary polices because it increases the level of aggregate demand,
I'm not 100% sure, but I think central.
France lost nearly all of its North American possessions after losing the French and Indian War to Britain.
Answer:
One of the first problems arose with prohibition which led to a devaluation of alcohol. As well as other laws led to continuous devaluations. With the policy of protectionism, the United States ended up falling into a crisis of overproduction. So there were inflations, the smuggling that became more and more important in the trade. America initially had to abandon investment in European industries. The American man of the '20s lived a day, regardless of tomorrow. The great crisis will bring this population back down to earth.
Sorry for the english, i'm italian.
Denmark, France, Sri Lanka, Japan, Belgium