Maryland. Juanita and Clarence had four sons: Clarence M. Mitchell, III (a former state senator), Michael Bowen Mitchell Sr. (former state senator and Baltimore City Council member), Keiffer Jackson Mitchell, M.D., and George Davis Mitchell. Kieffer Mitchell's son, Keiffer J. Mitchell Jr. was a Baltimore City Council member and the Maryland House of Delegates. Clarence M. Mitchell, IV was a member of the Maryland State Senate. Civil rights activism As a successful owner of rental property, Jackson was free to engage in activities which led to community improvement. She sponsored the City-Wide Young Peoples forum with her daughter Juanita in the leadership in the early 1930s. The forum conducted a campaign to end racial segregation beginning with the grassroots "Buy Where You Can Work" campaign of 1931. Jackson and her daughter Juanita along with the forums' members encouraged African-American residents of Baltimore to shop only at businesses where they could work, boycotting businesses with discriminatory hiring practices. The campaign's success led to similar protests in other cities around the country. At one forum gathering, Charles Hamilton Houston, informed the audience "we could sue Jim Crow out of Maryland". Subsequently, Carl Murphy of the Afro-American newspaper suggested that Lillie join forces with the NAACP. That was the beginning of her 35-year tenure with the NAACP, in a role as president of the Baltimore branch in 1935, a position she held until retirement in 1970. 1934 saw the beginning of Thurgood Marshall's employment with the Baltimore NAACP branch. The next year he won a landmark case financed by the Baltimore NAACP, Murray v. Pearson, removing the color barrier from admissions to the University of Maryland School of Law. In 1946 she founded the Maryland state conference of the NAACP and was elected to the National Board of Directors in 1948. In 1938 the NAACP won a historic legal challenge to racial barriers in publicly funded institutions. A court judgment overturned city policy assuring all Baltimore city school teachers received equal pay. Jackson's 1942 movement to register black voters began a shift in city politics. That same year she was named to Maryland's first Interracial Commission. She was also fundamental to Baltimore being the first Southern city to integrate its schools after the landmark Brown v. Board of Education decision. Baltimore's Fair Employment Practices law was passed in 1958. She was such a force in Maryland and Baltimore politics that Governor Theodore McKeldin