(March 17, 2017, 1:07 PM EDT) -- OLYMPIA, Wash. — A Native American business in Washington can haul gasoline into the state without paying fuel taxes because it is protected by a “right to travel” provision in an 1855 treaty, the Washington Supreme Court held March 16 in a divided opinion (Cougar Den, Inc. v. Washington State Department of Licensing, No. 92289-6, Wash. Sup., 2017 Wash. LEXIS 334)....