Prince Klemens Wenzel von Metternich died on June 11, 1859 at the age of 86.
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Prince Klemens Wenzel von Metternich was born on May 15, 1773 and died on June 11, 1859. Prince Klemens Wenzel von Metternich would have been 86 years old at the time of death or 239 years old today.