Poetry criticism tip: Remember that poems are rarely published individually, and are most often published in collections! If there is limited criticism on the exact poem you are looking for, take a look at criticism/context sources relating to the poetry collection as a whole.
Acculturation
Colonialism
Dominant culture
Exploitation
Hegemony
Native Americans -- Forced removal
Oppression
Use the Book & Media Catalog to find print books and e-books.
Some tips:
"Entries on a Post-Language Poetics in Harryette Mullen's Dictionary" - In-depth poetic analysis of Mullen's collection "Sleeping with the Dictionary."
"Overview: 'The Powwow at the End of the World'" (Poetry for Students) - Brief summary and sentence-by-sentence analysis.
"The Powwow at the End of the World" (Poetry for Students) - Includes a summary, detailed critical analysis, and suggestions for further reading.
"Sleeping with the Dicitonary" - Brief critical analysis from a peer-reviewed journal.
"'Word Plays Well with Others': Harryette Mullen's Sleeping with the Dictionary" - Brief review and analysis of "Sleeping with the Dictionary."