Reinhold Niebuhr was born on June 21, 1892 and died on June 1, 1971. Reinhold Niebuhr would have been 78 years old at the time of death or 119 years old today.
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Johann Reinhold Forster was born on October 22, 1729 and died on December 9, 1798. Johann Reinhold Forster would have been 69 years old at the time of death or 282 years old today.