Reviewing The Material Studied Within The Second Course Of Military Histor

Reviewing the material studied within the second course of military history, from 1919 to the present, which war, operation, etc. in which the United States has participated has most profoundly affected the nation in terms of domestic, foreign, and military policy? Be sure to thoroughly explain what led to this conclusion.

Reviewing the material studied within the second course of military histor

Question
Reviewing the material studied within the second course of military history, from 1919 to the present, which war, operation, etc. in which the United States has participated has most profoundly affected the nation in terms of domestic, foreign, and military policy? Be sure to thoroughly explain what led to this conclusion.