21.   Any operation within the tense border zone risks armed clashes between North Korea and South Korea.

22.   Anti-tank rocket fire from Kosovo struck and slightly damaged an Albanian border police station early Saturday, international monitors said, in the latest flareup on the tense border.

23.   Banyamulenge were said to have seized three crossing points along the tense Zairian border with Rwanda and Burundi.

24.   Both sides have sent extra soldiers to their tense border and exchanged artillery and small arms fire.

25.   But even if the announcement is largely symbolic, any change around the already tense border could be dangerous.

26.   But the independent daily The Crusader said that Ugandan and Sudanese forces had exchanged artillery fire across the tense border on Monday.

27.   Daylong talks also were held in the seclusion of a U.S. government retreat on new security measures for their tense border, State Department spokesman James P. Rubin said.

28.   Earlier, the secretary of state paid a visit to U-S troops stationed on the tense border between North and South Korea.

29.   Ethnic Albanian rebels and Macedonian forces skirmished Monday on the tense border with Kosovo, breaking a two-day lull in the fighting.

30.   Feuding neighbors Eritrea and Ethiopia broke off two days of separate talks with African mediators on Sunday without agreeing on a formula to end their tense border standoff.