As another commenter said, I wouldn’t compare the Islamic world’s influence on Europe to China’s or Japan’s on the US. One invaded what became a major power, s

As another commenter said, I wouldn’t compare the Islamic world’s influence on Europe to China’s or Japan’s on the US. One invaded what became a major power, stayed there for centuries, and up to nearly a third of a second one, staying there for decades. The others are on the other side of an ocean. There’s a reason we study it in junior high school, at least in some Western European countries.