A bomb killed Catholic police officer Ronan Kerr in Omagh in Northern Ireland last week.
Few people in the state want a return to the violence of the past.
But there is a disillusionment with life. Northern Ireland is scarred by deep economic injustice.
It has rising unemployment, a lack of housing and big cuts in public services.
The power-sharing government is run by the bigots of the Unionist DUP and the Republicans of Sinn Fein. But Northern Ireland is also a place where sectarian divisions affect where you live and go to school.
There are more walls dividing Protestant and Catholic communities than ever before.
This can lead to some turning again to armed struggle as a solution. Yet this tactic failed even when the IRA enjoyed widespread support for the strategy among Catholics.
What is required is a struggle by Catholic and Protestant workers against poverty, unemployment and the sectarianism of the state.
As part of encouraging those politics, Eamonn McCann is among a number of left wing candidates standing in the 5 May Northern Ireland assembly elections.
For more go to www.peoplebeforeprofit.ie