I can provide some general insights on this topic.
It's important to understand that psychological diagnoses should only be made by qualified mental health professionals based on direct evaluation and assessment of an individual. Diagnosing someone, especially a public figure, from a distance and without proper evaluation would be unethical and against professional guidelines.
That being said, during Donald Trump's presidency, there were various public discussions and debates regarding his behavior and personality traits. Some mental health professionals did express concerns about certain aspects of his behavior that they believed could be indicative of narcissism, but there was no consensus within the psychological community.
As for the silence from some Republicans on this matter, it can be attributed to various factors:
Political Loyalty: Some Republicans may have supported Trump's policies and agenda and, as a result, may have been reluctant to openly criticize or question his behavior.
Fear of Backlash: Criticizing a prominent figure within one's own political party can lead to backlash from fellow party members and constituents, potentially affecting their political career or support base.
Prioritizing Policy over Personality: Some individuals may choose to focus on Trump's policy decisions rather than his personality traits, believing that his political achievements outweigh any concerns about his behavior.
Skepticism of Diagnoses from Afar: As mentioned earlier, diagnosing someone's mental health from a distance is controversial within the mental health profession. Some may be cautious about making such assessments without proper evaluation.
Political Division: In a politically polarized environment, criticism of one's own party members may be seen as giving ammunition to the opposing side, leading some individuals to avoid public disagreements within their party.
It's essential to remember that opinions on this matter can vary significantly among Republicans and the broader public. People's viewpoints are shaped by a complex interplay of personal beliefs, values, and political affiliations. Healthy and respectful dialogue is crucial in discussing any public figure's behavior or actions, but making definitive mental health diagnoses without proper evaluation is not appropriate.