Bí mật của đề xuất lá chắn tên lửa quốc phòng Mỹ rằng đó là nhằm vào Trung Quốc và Nga, mà nó là một phần của một sự thay đổi lớn trong chính sách tổng thể quốc phòng Mỹ. Reagan đã giới thiệu khái niệm theo cách này. | Strategic Independence An Ounce of Prevention 313 The secret of the American missile defense shield proposal is that it s aimed at China and Russia and that it s part of a major shift in overall . defense policy. Reagan introduced the concept this way but each president since has found it expedient to mislead the public about the shield insisting that it is aimed at terrorist states and that it is a minor part of existing . strategy. Whatever the reasons for the deception the media and the public have been smart enough to recognize that the implications of the shield go far beyond terrorism and that if the shield is to be justified it must be on another basis. Honesty about this has become crucial because the clumsy deception is now so confusing the international security environment that America s attempt to build the shield and change it s defense strategy may cause us to stumble into a serious war. The secret is becoming dangerous in itself. Nuclear arms control and national missile defense are the joint response to the emerging dangers of nuclear war. But we must recognize that the nuclear non-proliferation effort is in tatters. According to the Director General of the International Atomic Energy Agency nearly forty countries are now familiar enough with nuclear technology to make bombs although only about nine are thought to have done so and the non-proliferation treaty itself is fundamentally flawed in its provisions because it permits countries to enrich uranium to make reactor fuel and to reprocess fuel rods once they ve been used - both techniques being not essential for an electric power program but both essential to bomb We have been relying on Mutual Assured Destruction to deter nuclear war. But this is a strategy best suited to a bipolar confrontation - like the Cold War - and increasingly risky in today s different environment. Nuclear proliferation diminishes the credibility of MAD because we cannot be sure whom to counter-attack and .