布什在竞选美国第43任总统期间和入主白宫后,连续向世界发出一系列强硬的信号。2001年1月8日,布什明确表示,全力支持对国家导弹防御系统进行测试;3月28日,美国宣布拒绝履行保护全球环境的《京都议定书》;4月25日,布什称美国将“尽其所能地支持台湾”;5月1日,在美国国防大学发表的讲话中,布什又宣布美国将突破1972年美苏签署的《反弹道导弹条约》,部署国家导弹防御 After running for the 43rd President of the United States and entering the White House, Bush has continuously sent a series of hard signals to the world. On January 8, 2001, Bush made clear his full support for testing the national missile defense system. On March 28, the United States announced that it would refuse to honor the Kyoto Protocol for the protection of the global environment. On April 25, Bush said the United States will “ In his speech at the United States National Defense University on May 1, Bush also announced that the United States will break through the ”Anti-Ballistic Missile Treaty" signed by the U.S. and the Soviet Union in 1972 and deploy the national missile defense