Does seem strange doesn't it. I'm sure it's happened but I can't think of another manufacturer that's just stopped supporting / selling into a whole country before. I assume it won't be the first (manufacturer or industry) over the coming years
Not a matter of sales, they are part of the renault nissan alliance and this has been the plan for a long while. The three companies have divided the world in to where the companies will trade. The vehicles will be developed together then badge engineering etc.
Mitsubishi is quitting the UK and selling off its historic cars.