In 1463 he was employed on a diplomatic mission in France; and in 1464, after taking part in negotiation with the Scots, Neville became archbishop of York.
After the war he was sent on a special diplomatic mission to France, on account of the presence of French troops in Mexico; and from June 1868 to March 1869 he served as secretary of war under President Andrew Johnson, after the retirement of E.
On reaching Italy Czartoryski found that the monarch to whom he was accredited was a king without a kingdom, so that the outcome of his first diplomatic mission was a pleasant tour through Italy to Naples, the acquisition of the Italian language, and a careful exploration of the antiquities of Rome.
That year he accompanied Wolsey on his important diplomatic mission to France, the splendour and magnificence of which are so graphically described by Cavendish.
During Somerset's protectorate he entered public life and was made a secretary of state, being sent on an important diplomatic mission to Brussels.
It was in this same year that he received the singular diplomatic mission to Frederick which nobody seems to have taken seriously, and after his return the oscillation between Brussels, Cirey and Paris was resumed.
During his diplomatic mission to France he had incurred blame for remaining at the opera while the Pretender was present,3 and according to the Mackintosh transcripts he had several secret interviews with him.
The emperor Paul raised him to the rank of field-marshal (1796), and, in 1798, sent him on a diplomatic mission to Berlin and Vienna in order to detach Prussia from France and unite both Austria and Prussia against the Jacobins.