Eurasian steppe people

generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"

Class: Eurasian steppe people

Eurasian steppe people are the historically nomadic and semi-nomadic populations inhabiting the vast grassland belt from Eastern Europe to Mongolia, whose cultures, economies, and warfare were shaped by horse pastoralism and long-distance mobility.