Answer:
Origins. The first students to call themselves "Red Guards" in China were from the Tsinghua University Middle School, who were given the name to sign two big-character posters issued on 25 May – 2 June 1966.
Step-by-step explanation:
Red Guards was a mass student-led paramilitary social movement mobilized and guided by Chairman Mao Zedong in 1966 through 1967, during the first phase of the Chinese Cultural Revolution, which he had instituted.