Which king, who reassumed the throne upon his son's death, had in his service the Flemish-born military engineer George Prosper Verboom?
Philip V of Spain Philip V (Spanish: "Felipe V" , French: "Philippe" , Italian: "Filippo" ; 19 December 1683 – 9 July 1746) was King of Spain from 1 November 1700 to 15 January 1724, when he abdicated in favour of his son Louis, and from 6 September 1724, when he reassumed the throne upon his son's death, to his own death 9 July 1746.
Miguel I of Portugal "Dom" Miguel I (] ; English: "Michael I"; 26 October 1802 – 14 November 1866), "the Absolutist" (Portuguese: ""o Absolutista"" ) or "the Traditionalist" (Portuguese: ""o Tradicionalista"" ), was the King of Portugal between 1828 and 1834, the seventh child and third son of King João VI (John VI) and his queen, Carlota Joaquina of Spain.