For decades, journalist Peter Wehner, now 63, was a staunch Republican, serving as a speechwriter for three GOP presidents: Ronald Reagan, George H.W. Bush and George W. Bush. But that was before Donald Trump’s 2016 presidential campaign. Since 2016, Wehner has made no secret of his belief that Trump and the MAGA movement have been terrible for the GOP and conservatism. And in a biting op-ed published by the New York Times on July 29, Wehner laments that Trump and the GOP have only become more unhinged since 2016. “With so much attention focused on the changes at the top of the Democratic tick…