1914-1918 ..... American involvement
World War 1 went on for about 4 years.
NO it wasnt that long it was about 10-15 years when world war 2 started AFTER world on 1 . :)
27 years
world war one fought from the years of 1914-1918
World War 2 lasted longer, six years compared to the four years of World War 1.
Beef Jerky, Spare Ammo, Chocolate. Letters from home, changes of clothing,Spam.
21 years.
World War 2 was about two years longer than World War 1.
The years after ww1
20 years
where is world war 1 come from?how many years a go in world war 1?what is world war 1?how many people dead in world war 1?who is win in world war 1?how many people live in world war 1?when the world war 1 start?how many helicopter they use?when thwe world war fished?
100 years