Generations of inadequate school history teachers, the BBC's drama department, the royal family and the silly songs that British children are forced to sing have all come together in creating Theresa May's Brexit mess.

The Brexit disaster is only explicable by diving into that British culture that promotes the uniqueness and superiority of my fellow British citizens.

Half a century ago, Edward Heath, then the prime minister, fought desperately to change that narrative and demonstrate that we were indeed a "European nation."