His mother married Francois de Balzac, marquis d'Entragues, and one of her daughters, Henriette, marchioness of Verneuil, afterwards became the mistress of Henry IV.
But the connexion between the king and the marchioness of Verneuil appears to have been very displeasing to Auvergne, and in 1601 he engaged in the conspiracy formed by the dukes of Savoy, Biron and Bouillon, one of the objects of which was to force Henry to repudiate his wife and marry the marchioness.
He then entered into fresh intrigues with the court of Spain, acting in concert with the marchioness of Verneuil and her father d'Entragues.
In 1604 d'Entragues and he were arrested and condemned to death; at the same time the marchioness was condemned to perpetual imprisonment in a convent.
Deprived at an early age of his mother, the care of the boy devolved upon his grandmother, the marchioness of Halifax, a lady of culture and connexion, whose house was frequented by the most distinguished Whigs of the epoch.
In 1730 he abdicated in favour of his son, Charles Emmanuel, retired to Chambery, and married the countess of San Sebastiano (afterwards Marchioness of Spigno).
He then received as papal fiefs the vast estates of Matilda, marchioness of Tuscany, thus securing for his daughter and her Welf husband lands which might otherwise have passed to the Hohenstaufen.
The ladies who formed the first committee were: Lady Borthwick, the dowager-duchess of Marlborough (first lady president), Lady Wimborne, Lady Randolph Churchill, Lady Charles Beresford, the dowager-marchioness of Waterford, Julia marchioness of Tweeddale, Julia countess of Jersey, Mrs (subsequently Lady) Hardman, Lady Dorothy Nevill, the Honourable Lady Campbell (later Lady Blythswood), the Honourable Mrs Armitage, Mrs Bischoffsheim, Miss Meresia Nevill (the first secretary of the Ladies' Council).
And also the investiture of the extensive territories left by Matilda, marchioness of Tuscany; and at this time the pope seems to have claimed the emperor as his vassal, a statement to this effect (post homo fit papac, sumit quo dante coronam) being inscribed in the audience hall of the Lateran at Rome.
He died on the 28th of November 1826, leaving a request that his right hand should be cut off and preserved till the death of the marchioness of Hastings, and then be interred in her coffin.
See Ross-of-Bladensburg, The Marquess of Hastings (" Rulers of India" series) (1893); and Private Journal of the Marquess of Hastings, edited by his daughter, the marchioness of Bute (1858).
And Anacletus II., both declared against him; the Romans repudiated him; and after failing to seize the extensive possessions left by Matilda, marchioness of Tuscany, he returned to Germany in 1132.
The possession of the vast estates left by Matilda, marchioness of Tuscany, and claimed by both pope and emperor, was to be decided by arbitration, and in October 1178 the emperor was again in Germany.
The marquess and marchioness of Tavora and their two sons, with the duke of Aveiro, the count of Atouguia and other noblemen, were accused of complicity in an attempt upon the life of King Joseph (September 1758).
Had there to appear before the marchioness, who wished to see how a sage looked.