THE WEEKLY REGISTER, Baltimore, April 11, 1812  Over half a page is taken up with the full text of this historic: "Embargo Law" signed in type by the President: James Madison on April 4, 1814. It is titled: "An ACT Laying an Embargo on all the Ships and Vessels in the Ports and Harbours of the United States, for a Limited Time." Further inside are reports from the "House of Representatives" concerning this, including a "Confidential" from the President recommending it for a period of 60 days.
Sixteen pages, 6 1/4 by 9 3/4 inches, minor foxing, nice condition.

As noted in Wikipedia, this title: "...(was) one of the most widely-circulated magazines in the United States...Devoted primarily to politics...considered an important source for the history of the period."