+The Indo-European languages are a vast family, spoken by nearly half the world's population. They stem from a common ancestor, [Proto-Indo-European](/wiki/proto_indo_european), and include major branches like [Germanic languages](/wiki/germanic_languages) and Romance languages, shaping much of global communication.
+## See also
+- [Language family](/wiki/language_family)
+- [Historical linguistics](/wiki/historical_linguistics)
+- [Romance languages](/wiki/romance_languages)
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