text: A letter written after this event by one-time Alaskan Independence Party leader Wally Hickel led to Hickel's firing as Secretary of the Interior.
full_question: A letter written after this event by one-time Alaskan Independence Party leader Wally Hickel led to Hickel's firing as Secretary of the Interior. A 2010 forensic study into the Strubbe tape implied that Terry Norman provoked this event, which helped inspire the unrest of New York's Hard Hat Riot four days later. The Scranton Commission investigated this event. Governor Jim Rhodes threatened martial law in the run-up to this event, whose aftermath was shown in John Filo's photograph of a kneeling woman screaming. This event happened near Blanket Hill in the Prentice Hall parking lot, as its victims protested Nixon's decision to expand the Vietnam War into Cambodia. For ten points, name this 1970 massacre in which members of the Ohio National Guard killed four college students.
first_sentence: A letter written after this event by one-time Alaskan Independence Party leader Wally Hickel led to Hickel's firing as Secretary of the Interior.
raw_answer: Kent State University shootings [or Kent State massacre]