During his reign, Baturyn was re-established as capital of the Hetmanate and Rozumovsky had opulent baroque palaces erected both in Baturyn as well as in Hlukhiv by the imperial architect Andrey Kvasov and Charles Cameron.
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Kyrylo Rozum was appointed President of the Russian Academy of Sciences when he just turned 18 years old due to the influence of his brother, Oleksiy Grygorovych Rozumovsky, the morganatic husband of Empress Elisabeth.