South America was the continent least affected by the struggle, though Brazil joined the Allied cause in August 1942 and sent 25,000 of its soldiers to participate—albeit almost invisibly—in the Italian campaign. Most of the nations that escaped involvement were protected by geographical remoteness. Turkey was the most significant state to sustain neutrality, having learned its lesson from rash involvement in World War I on the side of the Central Powers. In Europe, only Ireland, Spain, Portugal, Sweden and Switzerland were fortunate enough to have their sovereignty respected by the
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