What is the theme of the movie Saving Private Ryan (1998)?

One
could make the argument that the main theme of Steven Spielbergs World War II film
Saving Private Ryan is the ambivalence of morality. Much is made during the
course of the films opening sequences about the suffering inherent in war and the sacrifices
made by individuals and families.War involves sacrifices. Many of those sacrifices are idealized
as made in the interest of the preservation of liberty, and that is fair and usually accurate.
Many of those sacrifices take place out of love for ones fellow soldiers, sailors, airmen or
Marines. In other words, the broader national goal is subordinated out in the field to the more
personal goal of getting him alive while helping ones colleagues similarly return alive to their
families. At the films core, however, is the question of the morality of sacrificing ones life
for the preservation of that of another when that other is a complete stranger and the number to
be sacrificed for the benefit of the one is many....