House Speaker, Ukraine War, Border Wall: Trump's Influence Reaches a Post-Presidency PeakA Republican leadership vacuum has allowed the former president to exert power over his party — and in the country — in a way that lacks much historical precedent.
Source: House Speaker, Ukraine War, Border Wall: Trump's Influence Reaches a Post-Presidency Peak (https://www.nytimes.com/2023/10/06/us/politics/trump-influence.html)