From the perspective of the Western world, historically such 'peripheral' perspectives have been ignored, observed only from an outsider perspective, and regarded as less-valid or less-important than knowledge from the Western world.
fɹʌmðə pɚspˈɛktɪv ʌvðə wˈɛstɚn wˈɜːld, hɪstˈɔːɹɪkli sˈʌtʃ pɚɹˈɪfɚɹəl pɚspˈɛktɪvz hɐvbɪn ɪɡnˈoːɹd, əbzˈɜːvd ˈoʊnli fɹʌm ɐn aʊtsˈaɪdɚ pɚspˈɛktɪv, ænd ɹᵻɡˈɑːɹdᵻd æz lˈɛsvˈælɪd ɔːɹ lˈɛsɪmpˈoːɹtənt ðɐn nˈɑːlɪdʒ fɹʌmðə wˈɛstɚn wˈɜːld.