Former President George W. Bush has made several critical remarks about Donald Trump across different contexts. Bush described the Republican Party under Trump as becoming "isolationist, protectionist and, to a certain extent, nativist," implicitly criticizing Trump's influence on the party. He condemned the January 6 Capitol insurrection, a defining moment linked to Trump, calling it a "terrible moment" in U.S. history. Bush has also criticized Trump's handling of the Ukraine crisis, as represented by statements from the George W. Bush Presidential Center emphasizing the importance of supporting Ukraine and opposing dictatorships. Additionally, Bush publicly critiqued Trump's administration for shutting down the U.S. Agency for International Development (USAID), calling the dismantling a "mistake" and part of broader concerns about Trump's policies. Earlier, Bush commented that Trump "doesn't know what it means to be president," reflecting his disapproval of Trump's leadership style. However, Bush has generally refrained from overt personal attacks, often expressing his critiques in a more measured tone compared to some other political figures. This range of comments collectively signals Bush's disapproval of many aspects of Trump's presidency and policies while maintaining a traditionally reserved former president's demeanor.