FTP, name this document, signed in 1861 by seven states: South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, and Texas.
The line‑item veto, resurrected in 1995 with the Republican congress, had its origins in this document. Members of congress were, except for felonies, breach of peace, and treason, immune from arrest. In reaction to the times, it also forbade the suspension of habeas corpus, and allowed the quartering of soldiers in private houses without the consent of owners. FTP, name this document, signed in 1861 by seven states: South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, and Texas.
The line‑item veto, resurrected in 1995 with the Republican congress, had its origins in this document.
{Confederate Constitution} (accept reasonable equivalents)