guerrilla warfare
The term 'guerra de guerrillas' is a Spanish terminology that translates to 'guerrilla warfare' in English. It refers to a type of unconventional warfare and refers to small group actions conducted by a country's armed civilians. This is often initiated against an invading or occupying force, with an aim to cause disruption and damage through ambushes, sabotage, raids and elements of surprise. The purpose of guerrilla warfare is usually to disrupt the enemy's activities, bring about substantial losses and drain their resources.
Facing the guerrilla warfare, the soldiers are defenseless.
This sentence is expressing the vulnerability of soldiers when they are involved in guerrilla warfare, which is a form of irregular warfare in which small groups of combatants use military tactics.
The guerrilla warfare has lasted longer than expected.
In this case, the sentence implies that the duration of the guerrilla warfare has exceeded what was initially predicted or intended.
We can read about guerrilla warfare during the revolution in this book.
This sentence suggests that the book contains information or stories about guerrilla warfare that took place during a specific revolution.