Letter from the Southern Christian Leadership Conference (SCLC) to Percy Lavon Julian (1899-1975) regarding the Poor People’s Campaign. Signed by Martin Luther King Jr. (1929–1968), the letter outlines the organization’s work in Chicago, including the ongoing struggle for open-housing legislation in Illinois. It also includes the campaign’s plans and demands, along with a response survey.

The Southern Christian Leadership Conference (SCLC) was an African American civil rights organization, founded in 1957 under the leadership of Martin Luther King Jr. The Poor Peoples' Campaign was a 1968 effort, organized by the SCLC, that sought to unite poor and working-class Americans across racial and ethnic lines and called for greater economic opportunity, employment, housing, and other forms of economic justice.