American hopes that pressure from the U. S.will force Japan to suddenly dismantle its trade barriers are almost certain to evaporate in disappointment.
   The fact is that Washington faces an obstacle far more formidable than a few power brokers in Tokyo's government offices. It must buck centuries-old, deeply ingrained Japanese customs. To move the Japanese government, Washington must move an entire nation.
Questions:
1.What are American hopes?
2.Can their hopes come true? Why? Or why not?
3.What does ‘move’ mean in the given context?