- The Brennen Center for Justice made a downloadable spreadsheet containing information about martial law events in the United States. It is part of a larger analysis of martial law.
- Martial law has been declared at least 68 times in the United States. This guide explains when, where, and why.
- Star Tales - Scutum (ianridpath.com)
The fifth-smallest constellation in the sky, introduced in 1684 by the Polish astronomer Johannes Hevelius under the title Scutum Sobiescianum, Sobieski’s Shield. He named it in honour of King John III Sobieski of Poland who helped Hevelius rebuild his rooftop observatory after a disastrous fire in 1679 that destroyed his instruments and most of his three houses.