The 'Comprehensive Agreement' is the name given to a proposed agreement between the DUP and Sinn Féin, which collapsed in failure in 2004 [1]. While those talks did fail, it's expected that the same principles, modifying and building on the Belfast Agreement will form the basis for a future deal in Northern Ireland. The Democratic Unionist Party is a hardline Unionist party in Northern Ireland led by Ian Paisley. ... It has been suggested that Provisional Sinn Féin be merged into this article or section. ... The Belfast Agreement (also known as the Good Friday Agreement and, more rarely, as the Stormont Agreement) was a major step in the Northern Ireland peace process. ...