The Isle of Man will host a meeting of the British-Irish Parliamentary Assembly for the first time on Monday and Tuesday.
The body was established in 1990 to act as a link between the UK Parliament and Irish Houses of the Oireachtas.
It now includes representatives from Scotland, Northern Ireland, Wales, Jersey, Guernsey and the Isle of Man.
Chief minister Tony Brown will address the assembly, at Villa Marina in Douglas, on Monday morning.
Members will debate the Saville Report on Bloody Sunday.
They will also be addressed by the Secretary of State for Northern Ireland, Owen Patterson.
Delegates will also debate how investment in and support for tourism can contribute to economic recovery in Britain and Ireland.