#1
Scholarly / institutional
Supreme Court of Ohio — the redistricting rulings of the 2021–2022 cycle
, invalidating five state legislative plans and two congressional maps under the Ohio Constitution's anti-gerrymandering provisions (e.g., Adams v. DeWine, 2022-Ohio-89, Jan. 14, 2022; League of Women Voters of Ohio v. Ohio Redistricting Commission, 2022-Ohio-789 and 2022-Ohio-1235; Neiman v. LaRose, 2022-Ohio-2471). Timeline (Brennan Center): Congressional map ruling (Court News Ohio):
#2
Scholarly / institutional
U.S. District Court for the Southern District of Ohio — Gonidakis v. LaRose (May 2022)
— ordered the state to use a legislative plan the Ohio Supreme Court had already rejected, because the election calendar left no timely lawful alternative. Case overview:
#3
Primary record
Supreme Court of the United States — Allen v. Milligan, 599 U.S. 1, No. 21-1086 (June 8, 2023).
Affirmed 5–4 that Alabama's 2021 congressional map likely violated Section 2 of the Voting Rights Act by diluting Black voting strength. Slip opinion: Case page:
#4
Scholarly / institutional
U.S. District Court for the Northern District of Alabama (three-judge panel) — rejection of Alabama's 2023 remedial congressional plan (Sept. 5, 2023), Milligan v. Allen, No. 2:21-cv-01530-AMM.
The panel found the state failed to provide the required additional opportunity district and appointed a special master to draw a lawful map. Case history:
#5
Scholarly / institutional
Circuit Court for Anne Arundel County, Maryland — Szeliga v. Lamone (March 25, 2022).
Judge Lynne Battaglia, in a 94-page ruling, struck the 2021 Democratic congressional map as an unconstitutional "extreme" partisan gerrymander under the Maryland Constitution; a remedial plan was enacted shortly after. Case page: Coverage:
#6
Scholarly / institutional
Illinois — the 2021 Democratic congressional map (Public Act 102-0670)
, cited as the Democratic-controlled counterpart drawn to protect and expand the party's advantage. Background: