June 20, 2026

What railway company's construction directly led to the founding of both Nampa, Idaho and West Yellowstone, Montana?

A Reading Railroad
B Oregon Short Line Railroad
C Canadian Northern Railway
D Grand Trunk Railway

Nampa got its start in the early 1880s when the Oregon Short Line Railroad built a line from Wyoming to Oregon that passed through the site. West Yellowstone was founded in June 1908, when the same Oregon Short Line Railroad reached that spot.

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