Supreme Court just gave Black voters a shot at real power beyond safe seats

The conventional liberal take on the Supreme Court decision in Louisiana v. Callais to limit the use of race in drawing congressional districts is that it is a defeat for minority political influence. As the New York Times editorial page writes: "The reality is that in the name of disentangling race from politics, the Supreme Court has given white voters more power at the expense of racial minorities."

It’s true that by not creating as many congressional districts with a Black majority population—often...