What countries in Europe chose not to get involved World War 2?

* Spain: Spain remained officially neutral throughout World War II, although Francisco Franco's regime covertly supported the Axis powers.

* Portugal: Portugal also remained officially neutral during the war, but leaned more towards the Allies.

* Switzerland: Switzerland has a long tradition of neutrality, and this continued during World War II.

* Sweden: Sweden also maintained its neutrality during World War II, but did allow German troops to transit its territory.

* Ireland: Ireland was officially neutral during World War II, but gave covert support to the Allies.