 Nyorai kupfuurira kweiyi ndima - OHara akarwa paKukombwa kweBarcelonamuna Kubvumbi 1706 uye akakuvadzwa muhondo yeAlmansa muna Kubvumbi 1707 panguva yeHondo yeSpanish Succession. Akatumirwazve kuLow Countries semubatsiri wemusasa kuna Duke weMarlborough uye akakuvadzwa zvakare muhondo yeMalplaquet munaGunyana 1709. Akatora nzvimbo yababa vake samukuru mukuru weRoyal Fusiliers muna Ndira 1713 uye akabva ashanda nehurumende yake muMinorca kwemakore akati wandei. Nokuda kweizvi akagadzwa mubatsiri wamambo muna 1717 uye, achishumira muIreland, akagadzwa Baron Kilmaine muPeerage yeIreland musi wa 2 Ndira 1722. Akatsiva baba vake sa 2nd Baron Tyrawley muna Chikumi 1724. 