"By 1968, King was under harsh assault not only from white racists but from the black power movement, which regarded his tactics as outdated and anodyne."
anodyne - adj. [from the Greek anodynos - a + odyne (pain)]
serving to assuage pain
anodyne - n.
1: a drug that alleviates pain
2: something that soothes, calms, or comforts