One of the factors that led to the involvement of the United States in the war was a telegram made by the Germans in which he asked for support from several countries to attack the United States, and following this caused the sinking of 7 American merchant ships at the hands of German submarines. So President Wilson finally declared war on Germany on April 2, 1917. He asked all those who were against them to join the cause to end all wars.
Explanation:
This is part of the history of the First World War, and gives a brief explanation of why the United States decided to enter the war in 1917.
