Columbia subject headings:
Habeas corpus.
United States--History--Civil war--Confederate sentiment in the North.
Harvard subject headings:
Habeas corpus.
Martial law--United States.
Trials (Treason)--United States
Trials (Trespass)--United States.
United States--History--Civil War, 1861-1865
Vallandigham, Clement L. (Clement Laird), 1820-1871--Trials, litigation, etc.
Princeton subject headings:
Habeas corpus.
Martial law--United States.
United States--Politics and government--1861-1865.