1 - After months of dispute, North and South Sudan have signed a new agreement to resolve the problem of creating a new border between the two countries.

2 - The Mediterranean, a region rich in culture and history, is being bombarded by pollution from the three continents that border it.

3 - Many developing countries spend a lot of money on weapons because they are involved in political and border disputes with their neighbors.

4 - When they heard a gunfire across the border, the relief workers in the camp knew that another group of refugees would be arriving before long.

5 - At least 5 000 missiles were deployed along the border of Iraq by the Turkish government in case of an attack.