The Republican Party reunited when the Bull Moose Party evaporated after nominating this man as president
[DOC] [TLE] Bull Moose Party -- Britannica Academic [PAR] The group became the Progressive Party the following year and on August 7, 
1912, ... of California for vice president; it called for revision of the political 
nominating ... by an insane man in Milwaukee, Wisconsin, while on his way to 
make a speech.