A rough translation of João's post
19-0143 NICHOLAS TRANT Brigadier General (?-1825) Officer of British origin signed up in the Portuguese Army during the Peninsular War, died in Brazil in1825. Before coming to Portugal, he participated in the campaigns in France, in 1792, in Flanders and Egypt. He was Lt-Col. in the British Army, when he signed up in the Portuguese Army, being promoted to Colonel 3 April 1809 and Brigadier General of Infantry 8 May 1811. He commanded the forces that accompanied Wellington from Lavos to the South of Portugal. In 1810, still with the rank of Colonel, he commanded 3,000 Militia, who had been sent to defend the ravines that run from Moimenta da Beira to Régua, being later in charge of watching the route from Boialvo to Mortágua, and joining his forces with General Spencer’s, was sent to Mealhada, finishing up with being trusted with the defence of Sardão near Buçaco. Following Massena’s army at a distance, when it left Coimbra, he attacked the city and the French forces stationed there were obliged to abandon the city. In April 1811, he was in charge, together with Colonel Wilson, of cutting the communications of Almeida with Ciudad Rodrigo. He still exercised the functions of Governor of Coimbra and Governor of the Armaments of Porto in 1814. He retired 20 July 1818.
In COSTA, António José Pereira da, co-ord., The Generals of the Portuguese Army (II, volume 1 and 2). From the French Invasions to the fall of the Monarchy, Lisbon, Library of the Army, 2005