Louis v. Vickers, 122 U.S. 360 (1887)

Mr. Chief Justice Waite-

delivered the opinión of the court. .

This judgment' is affirmed on the authority of Vicksburg and Meridian Railroad Co. v. Putnam, 118 U. S. 545; Nudd v. Burrows, 91 U. S. 426, 441; Indianapolis, &c., Railroad v. Horst, 93 U. S. 291, 299. A state constitution cannot, any more than a state statute, prohibit the judges of the courts of the United States from charging juries with regard to matters of fact.