If the Lost Generation you mean is the poem of Jonathan Reed. It means that we can reverse our future into something better or worse than we ever imagine. We can be a part of change in either for the betterment or destruction and it's up to us to choose. In the poem it is stated the way we live our lives whether we choose to be part of the lost generation or be part of the betterment and the hope for the future.
If it is Lost Generation that is described to young men who fought in world war one. It means that after the war these young men become directionless and disoriented. It may also means the men who died fighting in world war one.
It was considered a war grave and gave a proper burial to the men who boarded it.
Just did this quiz and got 100%, the answers are:
Enlistments for militia service were often set for only one year at the beginning
Washington had a difficult time getting the soldiers from different States to see themselves as united and part of the same country
The States often failed to send needed supplies
Troops from each state consisted of militias with different levels of training