During the Civil War, some accused Lincoln of ignoring the Constitution when he OA. restricted free speech O B. ordered a naval blockade of the South OC. rejected the legality of secession OD. chose a Democratic running mate (Andrew Johnson) in 1864
Restricted free speech by suspending the writ of habeas corpus. Lincoln's suspension of the writ of habeas corpus was a hot issue during the Civil War and it has continued to be controversial until the present.