History of Europe

The US entered into World War 1 because of the loss American lives due to sinking trading vessels by German?

While the sinking of American trading vessels by German submarines was a significant factor in the United States' decision to enter World War 1, it was not the sole reason. Other crucial factors included the unrestricted submarine warfare policy adopted by Germany, threats to American commercial interests and citizens in Europe, and concerns over the balance of power in Europe and the potential impact on the United States' future security and economic interests.