Sunak hosts a gala dinner on Wednesday to commemorate the anniversary, his office said in a statement setting out some details of his itinerary. Biden, who often speaks proudly of his Irish roots, will also spend time in the Irish Republic, where he will visit Dublin and his two ancestral homes. The Good Friday Agreement - signed on April 10, 1998 - largely ended three decades of sectarian bloodshed that had convulsed Northern Ireland since the late 1960s.