Constantly bringing up how progressive Western Republicans were when the Western states were less than 16% of Harrison's national pv result in 1888 is a very weak point: the fact is that progressive Republicans were a minority in the party slowly that slowly bled to death after 1876.
Also, yeah, you should really cite some academic sources (not pop history and certainly not Wikipedia) if you want to be taken seriously.
the GOP from its outset was benefiting business and over time this came at the expense of laboring interest as I illustrated with Banks defection.
I've been working through Jean Attie's
Patriotic Toil: Northern Women and the American Civil War, and it includes a fascinating analysis of the strategy by conservative nationalists to use the activities of the U.S. Sanitary Commission as a pretext to enact their capitalist economic agenda under the guise of war relief efforts told from the female perspective.