No country would mess with South America. As that was what the Monroe Doctrine was it said that the US would protect South America from Europe
The main way in which Japan responded to the US embargo and freeze on assets was that it "refused to back down on its <span>stance in Indochina; it prepared for an attack on the US" which was one cause of Pearl Harbor. </span>
The main thing that the AEF, doughboys, and harlem hellfighters (369th regiment), have all in common is that they were part of the "American Expeditionary Forces," who were sent to Europe in 1917.
ok since your givng me the answer i just tell you what i found on flipping wikipeida
The reason for the collapse of the state was World War I, the 1918 crop failure and the economic crisis. ... Legally, the collapse of the empire was formalized in the Treaty of Saint-Germain-en-Laye with Austria, which also acted as a peace treaty after the First World War, and in the Treaty of Trianon with Hungary.