"Leo T. Leyden, a Marine killed in action on June 15, 1918, was the first Denver soldier to fall in the conflict. His body was returned more than three years later in early September 1921" (15 giug 1918 anni – 1 sett 1921 anni)
Aggiunto al nastro di tempo:
Data:
15 giug 1918 anni
1 sett 1921 anni
~ 3 years and 2 months