Video answer: Why didn't sweden join world war 2? (short animated documentary)
Top best answers to the question «Why was sweden never invaded»
Sweden made sure it did not cross any red lines, like accepting British troops on its territory, which Hitler told Sweden would result in an immediate attack. The Nordic countries declared their intention to stay neutral in the case of a major conflict.
Video answer: Why wasn't switzerland invaded in world war 1? - out of the trenches