Spanish refugees in Irun head for France during the Spanish Civil War in 1936

The video describes a conflict that spans from the northern mountains to major cities, highlighting the fierce battles between Loyalist forces and rebel armies. The Loyalists fight with determination, knowing their lives are at stake, while the rebels push forward relentlessly. The conflict leads to a humanitarian crisis as refugees flood into France, seeking safety.

What was the significance of the phrase 'they battled for their very lives' in the context of the conflict?

How did the conflict affect the movement of refugees?