Rozhestvenski himself had been wounded, and the command had devolved on Nebogatov.
His wife, Jeanne of Bourbon, died in 1378, and the succession devolved on their elder son Charles, a boy of twelve.
Through the death of his father in July of that year family cares and responsibilities devolved upon him, and thus his nomination to the chair of mathematics at the university of Padua, secured by the influence of the Marchese Guidubaldo with the Venetian senate, was welcome both as affording a relief from pecuniary embarrassment and as opening a field for scientific distinction.
In 1788, however, a serious illness compelled him to retire for some months from public life, and the introduction of the subject in parliament therefore devolved on Pitt, whose representations were so far successful that an act was passed providing that the number of slaves carried in ships should be in proportion to the tonnage.
The work was only partially through the press when the prince died, on the 28th of October 1708, and its completion devolved upon a board of visitors to the observatory endowed with ample powers by a royal order of the 12th of December 1712.