The resulting report said Britain should have a referendum on the monarchy and the need for a written constitution with a bill of rights.
The monarchy costs each adult in Britain around 62p a year but even groups representing taxpayers said there was no case for getting rid of it.
Matthew Elliott, chief executive of the TaxPayers' Alliance, said: "With so many human rights abuses around the world the UN should be busy reporting on issues of starvation, execution and the denial of the vote to huge numbers of people around the world.
"Saudi Arabia and Cuba should pay a little more attention to their own human rights record."
It's hard to believe anyone still takes this organization seriously.