You miss the second part for France: "Children born to foreign parents may request citizenship depending on their age and length of residence." The rule is as

You miss the second part for France: "Children born to foreign parents may request citizenship depending on their age and length of residence." The rule is as complex as the French law can be... https://en.wikipedia.org/wiki/French_nationality_law#French_citizenship_by_birth_in_France_or_its_overseas_territories https://en.wikipedia.org/wiki/French_nationality_law#French_... But basically, children born to foreign parents become French at their majority if they lived most of their childhood in France.