Original: The Second International , which was formed in 1889 and dissolved on the eve of World War I in 1914 and the Labor and Socialist International which dissolved itself in 1940 with the rise of Nazism and the start of World War II , constituted some of the same parties that would later form the Socialist International .
Simplified: Its name is from the Second International , which was formed in 1889 and dissolved on the eve of World War I in 1914 .