Question: Who was the grandfather of the man confined to the American coastal pentagonal bastion fort known for its role in the War of 1812?
Sentence (from "Frank Key Howard"): Lincoln's suspension of habeas corpus in Maryland had already been declared unconstitutional by U.S. Supreme Court Chief Justice Roger Taney (Howard's great-uncle by marriage) in Ex parte Merryman, but Lincoln had ignored the federal court ruling.
Relevant evidence: No