Final answer:
Language differences impacted military operations in World War I.
Explanation:
Language differences affected military service during World War I in various ways:
- Language skills were crucial for officers to train enlisted men. For example, at officer academies, trainee officers had to learn multiple languages.
- Linguistic differences influenced alliances; for example, Russia aiding Serbia due to shared Slavic languages.
- Inefficient communication affected soldiers' understanding and effectiveness in combat.
Overall, language barriers had significant implications on military operations and alliances during World War I.
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