Subject
History
World War, 1914-1918
Causes
1
Defeat (Psychology)
1
Franco-Prussian War, 1870-1871
1
Historiography
1
History, Military
1
Military history, Modern
1
National characteristics
1
Psychological aspects
1
Social aspects
1
Social conditions
1
Social life and customs
1
Spanish-American War, 1898
1
World War, 1939-1945
1