1) Ireland was invaded by Celts.
2) Celts were following by the Normans.
3) In 1541, Henry VII was declared King of Ireland.
4) The Irish was defeted by the English in 1601.
5) In 1937, the free Irish state was called Eire.
Voix passive = auxiliaire be + participe passé du verge (ed pour les verbes réguliers et les verbes irréguliers sont à apprendre par coeur :/)