In his April 2009 speech in Prague, President Obama called the existence of thousands of nuclear weapons &quot; the most dangerous legacy of the Cold War, &quot; and he stated clearly that the United States is committed &quot; to seek the peace and security of a world without nuclear weapons. &quot;
In his avril 2009 speech in Prague, President Obama called the existence of thousands of nuclear weapons &quot; the most dangerous legacy of the Cold War, &quot; and he stated clearly that the United States is committed &quot; to seek the peace and security of a world without nuclear weapons. &quot;