On 7 July 1941 the Americans came to lceland. This event was momentous in the history of a nation whose constitution declares its perpetual neutrality, for American forces have been stationed on its soil ever since.
Corgan, Michael T.
"Franklin D. Roosevelt and the American Occupation of Iceland,"
Naval War College Review: Vol. 45
, Article 5.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol45/iss4/5