(They later divorced in 1919, and Vezzani had two subsequent marriages.) Vezzani and Borgo were contracted to sing in the USA (including Boston) in 1914/1915 but were prevented by the outbreak of the First World War.
(They eventually divorced in 1919, and Vezzani remarried twice.) Vezzani and Borgo were contracted for performances in the USA (including Boston) from 1914 to 1915 but were prevented by World War I. Afterward, Vezzani had two additional marriages.