This country began an offensive by capturing Fort Boquerón. In a speech on the Senate floor, Huey Long supported the war effort of this country and accused Standard Oil of backing its northwestern neighbor. Lino (10[1])Oviedo allegedly threatened General Andrés Rodríguez with a grenade to convince him to lead a coup in this country. A department in this country is named for Rutherford B. Hayes (10[6])because he arbitrated a border dispute (10[1]-5[1])in this country’s favor. For 35 years, this country was under the dictatorship of Colorado Party leader Alfredo Stroessner, who (10[1])was of partial Guaraní descent. This country fought a war with Bolivia over the supposedly oil-rich Gran Chaco. For 10 points, name this South American country whose party feuds intensified after its loss in the War of the Triple Alliance. ■END■ (10[3]0[1])