In Round Three, Wu Chunsi argued that arms control proposals should fit current security circumstances and that ideas based on Cold War logic are not appropriate today. I agree that an important objective of strategic dialogue should be finding forms of cooperation that address whatever risks and opportunities each nation believes may come from developing, testing, and using space technologies that have both legitimate and potentially threatening applications. But must such a discussion start from scratch? The circumstances and concerns that shaped Cold War arms control remain more relevant than most people realize, and can be incorporated into a logic for space arms control in the 21st century.
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