This was part of an overall strategy to breach the Gustav Line and break an otherwise deadlocked Italian front.

This was the situation at the Gustav Line as the 100th received its most intense fight yet as they fought from mountain to mountain.

For squadrons participating in the operations against the Gustav Line, May 1944.

They had reached the Gustav Line, where the Germans planned to make their first stand.

Together, these features formed the Gustav Line.

Getting 20,000 vehicles and 2,000 tanks through the broken Gustav Line was a major job taking several days.

Aircraft were droning overhead, flying air support for the troops advancing north from the wreckage of the Gustav Line.

Zero hour for the assault on the Gustav Line is he glanced at his watch - 'in exactly thirty hours.'

The importance of these mountains lay in their position relative to Hitler's Gustav Line.

All that concerns me is that those blasted divisions are still in the Gustav Line.