When the terms of the agreement ending the ruso japanese war are made public, there will be violent riots in Japan. The population there may pretty much every history book you want to point out take it as another grievance the japanese are holding on to. This looked more like a treaty younow for countries that had a tie rather than one at least where the JAPANESE people think they had dominated lose all these lives and money.
The Asia-Pacific War of 1937-1945 has deep roots. It also involves a Japanese society that's been called one of the most distinctive on Earth. If there were a Japanese version of Captain America, this would be his origin story.