Dee ihe na-esote paragraf a - Warre gara Royal Military College, Sandhurst n'oge ọkọchị nke 1807 na Mee na-esote a họpụtara ya "onye enyemaka" na Major-General Sir Ronald Craufurd Ferguson. Ọnwa ole na ole ka e mesịrị, Warre laghachiri n'obodo ya bụ́ Portugal, bụ́ ebe ọ nọ lụọ agha na Roliça
(17 Ọgọstụ) na Vimeiro (21 Ọgọstụ) tupu ọ daa ọrịa ọnyụnyụ. E zigara ya ka ọ gbakee na Lisbon, ebe Major-General William Carr Beresford nabatara ya n'ụlọ ya. Mgbe ọ gbakere, Beresford tinyere Warre n'ọrụ ya ma jee ozi n'oge Sir John Moore na-eme mkpọsa, na-ejedebe na Agha nke Coruña na Jenụwarị 1809.