Which country initiated the “Open Door Policy” in NATO, allowing countries to apply for membership?A. United StatesB. United KingdomC. GermanyD. France 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments