Why do clubs from the north east not win major trophies?

Poor decision-making, along with some untimely ill-luck, have seen Newcastle, Middlesbrough and Sunderland win only three cups in 70 years

Why do clubs from the north east not win major trophies?
Poor decision-making, along with some untimely ill-luck, have seen Newcastle, Middlesbrough and Sunderland win only three cups in 70 years