As president of the SCLC , he led the Poor People 's Campaign in Washington , D.C. , among other marches and demonstrations for disenfranchised Americans .
Following the assassination of King in 1968 , Abernathy became president of the SCLC .
As president of the SCLC , Abernathy led the Poor People 's Campaign in Washington , D.C. , among other marches and demonstrations for disenfranchised Americans .
Following the assassination of King in 1968 , Abernathy became president of the SCLC .