World War
The Spanish term 'guerra mundial' translates to 'world war' in English. This phrase is typically used in a historical context, referring to significant military conflicts that involved many of the world's countries, namely World War I and World War II.
The First World War was a significant historical event.
This phrase is introducing the First World War and stating its importance as a historical event. The word 'guerra mundial' refers to a global conflict or world war.
During the Second World War, many nations were in conflict.
This sentence is providing information about the global state during the Second World War. It uses 'guerra mundial' to specify the time period spoken about, being a worldwide conflict.
The consequences of a Third World War would be devastating.
In this hypothetical statement, the speaker is speculating about the potential disastrous outcomes of a possible 'Tercera Guerra Mundial' or 'Third World War'.