Bucklew v. Precythe is a significant Supreme Court case from 2019 that addressed the issue of cruel and unusual punishment in the context of lethal injection as a method of execution. The case centered on Russell Bucklew, who argued that due to his medical condition, the use of lethal injection would result in severe pain and suffering, thus violating the Eighth Amendment's prohibition against cruel and unusual punishment. This case underscored the ongoing debate regarding the methods of capital punishment and their potential constitutional implications.