Respuesta :
During WWI, the event that led the US to declare war on the county of Germany is the Zimmerman note.
The second option is the correct answer.
What was WWI?
World War I commenced in the year 1914 and ended in the year 1918 due to the murder of Franz Ferdinand.
The Zimmerman Note was a coded language issued by the Foreign Office of Germany in the year 1917. It was developed for communicating with Mexico when the US country goes against Germany during the times of WWI.
Therefore, the Zimmerman note was the event that led the US to declare war against Germany in WWI.
Learn more about the WWI in the related link:
https://brainly.com/question/3300089
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