In the Ex Parte Milligan Case, the U

In the Ex parte Milligan case, the U.S. Supreme Court stated that

A) Milligan should be hanged for writing pro-Confederate editorials during the Civil War.
B) secession was unconstitutional.
C) accused persons must be tried before civil courts where there were open, rather than military, tribunals.
D) a president could order the jailing of civilians for any reason whatsoever during wartime.
E) Congress, not the president, has the power to suspend the writ of habeas corpus.