User blog comment:General tiu/Hetalia and Alternate History/@comment-663892-20101104004915/@comment-76.65.17.41-20101104010808

America probably would not have joined World War II, since there was no clear reason for the attack on Pearl Harbour. Japan did not declare war on America, and America did not participate in war until the after the attack. Without America, the Allies may not have been able to beat the Axis Powers.