What Is The Difference Between Claim Preclusion And Issue Preclusion?

What Is The Difference Between Claim Preclusion And Issue Preclusion? Claim preclusion bars litigation of all issues that were or could have been litigated in the original action under the original claim, while issue preclusion resolves only those issues that were actually litigated. What rule is issue preclusion? Issue preclusion, also called collateral estoppel, means