Earl of tyrone hugh O’neill governed Ulster and was the Centre of Irish resistance.
He made links with spain from 1590 and in 1594 he began attacks on the english
1598 English were defeated in the Battle of Yellow River Ford
Essex was sent with 16,000 men in 1599 but sides with the rebels
Essex replaced by Lord Mountjoy
Spanish forced arrive but are defeated in 1602 and Tyrone surrendered in 1603.