Ireland’s controversial stance on the Falklands crisis sparked deep anger in Britain and prompted fears of longer term damage to fragile Anglo-Irish relations.

Former Taoiseach Charles Haughey’s attempts to put pressure on the British government during the Falklands War backfired and threatened relations between the two countries at the highest level, Northern Ireland Office (NIO) files from 1982 claimed.

Brewer Guinness was prepared to drop associations with Ireland and promote itself as an English company during the Falklands crisis, state papers have revealed.

Brewer Guinness was prepared to drop associations with Ireland and promote itself as an English company in the 1980s because of the IRA bombing campaigns, state papers have revealed.