I assume they're counting South Korea. Singapore is probably also up there, although I don't know enough about the country to know just how democratic it's democracy really is today.

FDR. Packed the courts and ignored congress by way of emergency powers. Created countless agencies to perpetuate power in democratically and in perpetuity by virtue of the managerial state. Completely changed how America is run.

Not saying it was bad either. Just that he was an autocrat and extremely successful. The moment they could congress weakened the executive branch to the point of near uselessness as we see today.