1.   But the cold forced a retreat back to Boston last week.

2.   But forcing a retreat from the soil-kissing ceremony would mark a significant victory for the papal opponents.

3.   The rebels claimed they had seized control of the West African capital and forced a retreat of the Nigerian-led coalition that is backing the government.

4.   This violent reaction, this exaggeration, this blackmail to force a retreat.

5.   With the rock in his hand, he hit the aggressor dog in the head, forcing its retreat.

6.   The Taliban had first prised the area from Masood and Dostam in late September last year after forcing a retreat of ex-government forces from the capital.