Article continues below advertisementFormer Vice President Mike Pence has urged Republicans to engage in significant "soul-searching" before the 2028 election, framing a critical choice for the party: return to traditional conservative principles or continue down a populist path.In a Monday, May 12, appearance on "Going Big! With Kevin Gentry," Pence argued that the GOP must decide if it will stay on the path of Reagan-era conservatism or follow the "siren song of populism" that he believes has defined the party under Donald Trump's leadership.