He did so with masterly skill and swiftness, and the triumphs of Ulm and Austerlitz hid from view the disaster of Trafalgar; and the only official reference to that crushing defeat was couched in these terms: "Storms caused us to lose some ships of the line after a fight imprudently engaged" (speech to the Legislature, 2nd of March 1806).
Appointed minister of the treasury in the first Di Rudini cabinet of 1891, he imprudently abolished the system of frequent clearings of bank-notes between the state banks, a measure which facilitated the duplication of part of the paper currency and hastened the bank crisis of 1893.
In consequence of the breakdown of some of his guns he imprudently halted at Turnham Green.
He continued the policy of improving relations with Austria, which did not contribute to his popularity; after the annexation of Bosnia and the Herzegovina his imprudently worded speech at Carate created the illusion that Italy was to be compensated, perhaps by the cession of the Trentino, and the disappointment when nothing of the kind materialized greatly weakened his prestige.
A minute scrutiny of his papers, lasting nearly six weeks, revealed nothing treasonable; but it provided the enemies of the fallen statesman with a deadly weapon against him in the shape of an entry in his private diary, in which he had imprudently noted that on one occasion Christian V.