I would think B. Is correct
The correct answer is option A , The victory over Saratoga.
Because the colonial rules like France helped America in the war of Saratoga by providing ships and soldier and helping them to capture the British land
South Korea and North Korea? Maybe the Korean war? I might need some more details
Portugal cuz it has never been in contact with British. South Wales and North Wales are definitely part of you need to give an example of another country say Southern Ireland cuz only the North is part.