Premise: Chivas Regal is a blended Scotch whisky produced by Chivas Brothers, which is part of Pernod Ricard. Chivas Regal traces its roots back to 1801. Chivas Regal's home is Strathisla distillery at Keith, Moray in Speyside, Scotland, the oldest operating Highland distillery, which was founded in 1786.
Hypothesis: The oldest-operating Highland distillery was founded in the late 18th century.