Does 18 U.S.C. § 924(e)(1)'s requirement that prior convictions be 'committed on occasions different from one another' require such facts to be alleged in the indictment and proved to the jury or admitted by the defendant?

Questions Presented for Review Given that the Sixth Amendment and Apprendi prohibit a sentencing judge from finding facts about a prior conviction, does 18 U.S.C. § 924(e)(1)’s requirement that prior convictions be “committed on occasions different from one another,” require such facts to be alleged in the indictment and proved to the jury or admitted by the defendant? 1