51.   Beijing believes its security would be jeopardized by sucha system if it was set up to protect US troops stationed on the Korean peninsula.

52.   But the bill also adds a conditional provision authorizing the Taiwanese president to suspend it should the development of cross-Taiwan Strait ties jeopardize the security of Taiwan.

53.   Critics of the software giant esteem that such lax security could jeopardize national security because of the widespread use of Microsoft products.

54.   The White House said Thursday it is investigating leaks of classified memos on US-Russian relations and arms negotiations and warned that they jeopardized national security.

55.   They argued that leaving Russia out would jeopardize European security by encouraging Russian isolationism.

56.   Velayati urged Russia to use its influence to prevent non-signatory states from jeopardizing the security of other nations.