[Snickering Hound]

http://en.wikipedia.org/wiki/Niihau_Incident

Then there is the little remembered “incident” where a Japanese pilot parachuted from his crippled fighter on Niihau island after the attack and inspired the local Japanese into revolt. One of the events leading to the internment of the Japanese in WWII.

[warsaw44]

There were also quite a number of problems with the Japanese in Peru which helped persuade Roosevelt they might be a problem here in the US.