Sources for Andorra
Emperor Tigerstar's video, Why Does Andorra Exist Geography Now's video, Andorra The Great war’s video Liechtenstein, San Marino, Monaco and Andorra in world war 1 History files article’s Boris Skossyreff Mr History’s video a super quick history of Andorra Real crusader’s history’s documentary Albigensian crusade US Government’s document on Andorra Vandegraph’s video Co-principlaity of Andorra explained The world at War Timeline Andorra 1866-1957 Wikipedia