The answer is D. Constantinople.
The British had tons of internal and domestic problems to face their own, so basically from the beginning (early 1600's) they entered into a period of salutary neglect (where they didn't enforce their own laws)
Hope this helps!
General Douglas MacArthur was the Supreme Allied Commander in the Pacific during WW2. He graduated from the United States Military Academy or West Point. During the 50s he command all American Troops in the Korean Peninsula
until being relieved of his duties in 1951.