countercase

Indeed, the late Thomas Aquinas, and the later Calvin, could have made out from the few known facts in the life of this navigator so pretty a case in favor of Predestination that the blessed St. Augustine and the worthy Arminius -- supposing the four come together for a friendly dish of theological talk -- would have had their work cut out for them to formulate a countercase in favor of Free Will.

Henry Hudson A Brief Statement of His Aims and His Achievements 1881

Randy Barnett, a Georgetown law professor, made a countercase based on what he calls "the lost Constitution," an interpretation that would limit much of that basic law, including the commerce clause.

NYT > Home Page 2011

Part of that countercase might be to point out that the claims about "unrepentant" (you linked to a story that used that word six times) are based on somewhat shaky evidence.

Libertarian Blog Place 2008

I happen to believe that Obama would effectively present a countercase

Libertarian Blog Place 2008

After which it’s just Rock-Em-Sock-Em Experts, case and countercase, as Shermer explicitly invites, a legitimate scientific debate that we cannot legally or morally keep out of the science classroom.

Crowther: Who designed the designer? - The Panda's Thumb 2007

Indeed, the late Thomas Aquinas, and the later Calvin, could have made out from the few known facts in the life of this navigator so pretty a case in favor of Predestination that the blessed St. Augustine and the worthy Arminius ” supposing the four come together for a friendly dish of theological talk ” would have had their work cut out for them to formulate a countercase in favor of Free Will.

Henry Hudson Janvier, Thomas A 1909