Fast review mode: answers are shown by default so you can skim quickly. Hide them if you want to self-test.
White Americans had settled both the Atlantic and the Pacific coasts, but the Great Plains in between had been hardly incorporated into the USA. Native Americans (Red Indians) occupied them, and the potential for conflict loomed seriously, as White Americans were more and more tempted to encroach on Indian lands.
Join 4M+ learners. Unlock unlimited quizzes, wrong-answer tracking, flashcards + reminders, study guides, and 1-on-1 challenges.