Which was not a reason johnson used when vetoing the extension of the freedmen's bureau and the civil rights bill of 1866? johnson said the measures "favored" blacks over whites and was outside the bounds of the constitution in doing so. johnson said the measures were invalid because southern states weren't represented in congress during the vote. johnson said providing social services for indigents via the freedman's bureau was outside the powers delineated in the constitution. johnson said the rights and guarantees of the emancipation proclamation were sufficient to protect blacks civil rights and a new bill was unnecessary.