Which historian argued in the 1910s that slavery was a generally benign institution where slaveholders cared for happy slaves?

What does the document of the birtish octopus is an uderlying cause of the world war 1

What notable contributions to science has sandia national labs (snl) produced over the years?

1. the fifteenth amendment guaranteed for all us citizens, regardless of "previous condition of servitude." freedom citizenship voting rights religious tolerance 2. which group was still not allowed to vote following passage of this amendment? women poor men rich men former slaves 3. the fifteenth amendment was the last of the amendments. carpetbagger lincoln reconstruction scalawag