"Are you a U.S. citizen?" Only in self-defeating, sovereignty-eroding America is the idea of asking whether people living in America are American citizens for the American census a matter of controversy. On Tuesday, the U.S. Supreme Court heard arguments on whether the Trump administration can include a citizenship question on the high-stakes 2020 Census questionnaire. Thank goodness, the conservative majority indicated support for allowing it. There's already such a question on the annual American Community Survey administered by the Census Bureau. It was asked in long-form questionnaires sent to a sample of households in 2000. And it was regularly asked...