Pope John XVIII
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John XVIII, pope from 1003 to 1009, was, during his whole pontificate, the mere creature of the patrician John Crescentius, and ultimately he abdicated and retired to a monastery, where he died shortly afterwards. His successor was Sergius IV.

Preceded by: Pope John XVII

List of popes

Succeeded by: Sergius IV

Reference

• This entry incorporates public domain text originally from the 1911 Encyclopaedia Britannica.

The original article can be found at: http://en.wikipedia.org/wiki/Pope_John_XVIII.
All text is available under the terms of the GNU Free Documentation License.