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Pope Benedict XVI to resigns: Popes throughout history (photos)
Pope Benedict XVI says he lacks the strength to fulfill his duties and on Feb. 28 will become the first pontiff in 600 years to resign. Here's a look back at some of the other popes from the last 150 years.
Benedict XVI
The German theologian, whose mission was to reawaken Christianity in a secularized Europe, grew increasingly frail as he shouldered the monumental task of purging the Catholic world of a sex abuse scandal that festered under John Paul II.