The Republican nominee for lieutenant governor in Virginia has called the Constitution’s original clause to count blacks as three-fifths of a person an “anti-slavery amendment.”

In an April 28, 2011 statement while he was a Senate candidate, conservative minister and lawyer E.W. Jackson held up the three-fifths clause as an “anti-slavery” measure. The context of his statement was to attack President Obama after a pastor at a church service he attended referred to the three-fifths clause as a historical marker of racism.

“Rev. [Charles Wallace] Smith must not have understood the 3/5ths clause was an anti-slavery amendment. Its purpose was to limit the voting power of slave holding states,” Jackson, an African-American, said in his statement....

The clause was demanded by Southern proponents of slavery as a way of enhancing their congressional representation. They wanted slaves to be counted as full persons but settled on three-fifths. People of African descent would have had no real rights either way. The inclusion of the clause greatly enhanced the South’s political power and made it harder to abolish slavery. The clause was effectively eliminated after the Civil War by the Thirteenth Amendment....