George's explanation was particularly appealing in the US because the frontier was closing—people could no longer head west and carve out homesteads as their ancestors had done 50-100 years earlier.
causalpending
Speaker
Michael BirdEvidence Quote
“I think this is particularly appealing at the time in the US because the frontier is basically closing. So, you're going from a period where 100 years earlier, people's ancestors might have arrived in the United States”
Created: 8/11/2026, 7:18:57 AM
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