From Ed Brayton:

The Red River Freethinkers have filed suit against the city of Fargo, North Dakota over their refusal to allow a monument citing the Treaty with Tripoli to be placed near the Ten Commandments monument on city property. The Treaty with Tripoli, negotiated under George Washington and signed by John Adams in 1797, includes the statement “As the United States is not in any sense founded upon the Christian religion…”.