Sometimes it can be the way life is and setup
I'm not sure what the "neutral" part of this question is, or if it's even a question at all, but in April of 1940 Germany launched an invasion of both Norway and Denmark
The Reconquista<span> is the long series of wars and battles between the Christian Kingdoms and the Muslim Moors for control of the Iberian Peninsula. It endured for a good chunk of the Middle Ages from 718 to 1492.</span>