We present STAR measurements of the azimuthal anisotropy parameter ${v}_{2}$ and the binary-collision scaled centrality ratio ${R}_{\mathrm{C}\mathrm{P}}$ for kaons and lambdas ($\ensuremath{\Lambda}+\overline{\ensuremath{\Lambda}}$) at midrapidity in $\mathrm{A}\mathrm{u}+\mathrm{A}\mathrm{u}$ coll...