All about Ulster Unionist Party

Northern Ireland residents cast votes in Stormont Assembly poll

Martin McGuinness warns against preconditions for talks to save powersharing

Sinn Fein stance on IRA 'will kill or cure' powersharing, says Mike Nesbitt

Power sharing crisis talks convened at Stormont

Sinn Fein's Bobby Storey accuses unionists of trying to wreck power sharing

UUP to take part in key political talks

Northern Ireland talks to be held amid deteriorating political situation

Peter Robinson to hold talks with David Cameron on Stormont crisis

UUP votes to withdraw from government over Provisional IRA claims

DUP prepared to quit Stormont over Provisional IRA claims

DUP set to meet Theresa Villiers over PIRA claims