US Forces Move Across Iwo Jima

The video details a historic battle involving a heroic gunner, the capture of prisoners, and significant casualties. It highlights the preparation for an attack on Mount Solar Bacci, the logistical challenges faced due to volcanic sand, and the high casualty rates experienced by the Marines. The narrative underscores the intensity and historical significance of the battle in Marine Corps history.

What does the phrase 'the toughest battle in 168 years of marine core history' imply?

How did the volcanic sand affect the supply operations?