NEGATIVE EFFECTS

Japan

•  Carved by Western powers.
• counry was isolated from the world for two centuries
• Angry that they 'gave in' to US demands.
• Fought wars soon after the treaty was passed, not only with the US but with Russia and other countries as well.

United States

•  Were eventually attacked by Japan
• Raised tensions in the union
• Scared that Japan would end up stealing ideas from the US