By The Editorial Board

The editorial board is a group of opinion journalists whose views are informed by expertise, research, debate and certain longstanding values. It is separate from the newsroom.

Since the passage of the Voting Rights Act of 1965, the number of Black members of the House of Representatives has grown every decade. Today, about 60 representatives are Black, which means that the share who are Black has at long last nearly equaled the Black share of the nation’s population (both roughly 14 percent). Yet this progress is now on the verge of being reversed.

In this year’s midterms, six Black members of Congress could lose their seats, mostly because Republican state legislators redrew their districts for partisan advantage. After more........

© The New York Times