1.   Albanians are usually repatriated, but most just sneak back across Greece mountainous northern frontier.

2.   As a result of the insurgency, border clashes between Indian and Pakistani troops have increased as India tries to halt the transit of guerrillas across the mountainous frontier.

3.   Indian and Pakistani troops face each other and routinely fire across the disputed mountainous frontier in the area.

4.   India and Pakistani forces regularly fire artillery shells across the mountainous Kashmir frontier.

5.   Indian rushed more fighter jets to the disputed Kashmir region Friday in an effort to enhance airstrikes intended to force Islamic guerrillas from the mountainous frontier.

6.   India accuses Pakistan of arming, training and funding the guerrillas and helping them sneak across the mountainous frontier to fight Indian soldiers.

7.   Macedonian border guards said they fired on seven armed Albanians trying to cross the mountainous frontier on Thursday, repulsing the group and causing it to flee.

8.   New Delhi accuses the militants of sneaking through the mountainous Kashmir frontier, saying that the Pakistani army sometimes unleashes firepower to provide cover for them.

9.   On Sunday, both Yugoslav and Albanian officials reporting an exchange of fire across the mountainous frontier.

10.   The fighting at one point spilled across the Albanian border, with Yugoslav and Albanian officials reporting an exchange of fire across the mountainous frontier early Sunday.