Our political system summed up by my 7 year old son....
My Son "Daddy why are those people on the radio making those strange shouting noises"
Me "thats a debate in our house of parliament, the prime minister is speaking and if they agree with what she says they will shout 'Yaaaaaay' and if they...
Yes, the real reason that our political system has remained the same for as long as it has is that those that hold the power have a vested interest in keeping it that way. That doesn't mean that it is the right way though. Looking at the state of our parliamentary system at the moment, surely...
Champions of FPTP systems always trot out the same argument which completely ignores the fact that the overwhelming majority of PR democracies are perfectly stable. You have mentioned a couple of countries that have particularly historical, cultural or political issues which would not be solved...