Pari gbolohun yii: Ni ọjọ kẹtalelogun oṣu kẹta ọdun 2015, o kede pe Arnold yoo jẹ Ambassador Ilu Gẹẹsi ti o tẹle si Mongolia ni itẹsiwaju si Christopher Stuart. O gba ipo naa ni Oṣu Karun ọdun 2015. Ni Oṣu Kẹta ọdun 2018 o rọpo nipasẹ Philip Malone. Lati ọdun 2018, o ṣiṣẹ gẹgẹbi olori Ẹka Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo ni Ile-iṣẹ Ajeji ati Commonwealth, ati lẹhinna ṣe itọsọna igbiyanju aṣeyọri ti United Kingdom lati ṣe alaga ti Igbimọ Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo Iṣowo
2021 Àpérò Àjọ Ìparapọ̀ Àwọn Orílẹ̀-èdè lórí Ìyípadà Ojú-ọjọ́, COP26.