They were considered to be foreigners because their tribes were regarded as separate nations.
The answer is the Bering Strait land bridge.
Answer:
Explanation:
Once they embarked, settlers faced numerous challenges: oxen dying of thirst, overloaded wagons, and dysentery, among others. Trails were poorly marked and hard to follow, and travelers often lost their way. Guidebooks attempted to advise travelers, but they were often unreliable.