Upon atmospheric re-entry, to save Strike Gundam after the battle with Duel Gundam, the Archangel was diverted off course and have ended up in Africa, which is ZAFT territory.
That is the Earth Forces' new ship
built at Heliopolis...
إنّها سفينة قوات الأرض الجديدة
 ...التي صُنعت في هيليوبوليس
Das ist das neue Schiff der Erdallianz,
das auf Heliopolis gebaut wurde,
Es la nave de la Alianza 
hecha en Heliopolis.
Es la nave de la Alianza
hecha en Heliopolis.
C’est l’Archangel,
construit sur Héliopolis,
É a nova nave das Forças da Terra,
 construída em Heliópolis,