As a member of the community it is the divine duty of man to contribute to the general good, to guide and aid his fellow men, to do his full share in furthering the social amenities of the community, and to take part in fighting the common enemy. (religion-online.org)
I have relatives that have died in WWII fighting common enemies, and that would mean thousands if not 10's of thousands of other Mormons did the same. (religion.blogs.cnn.com)