When he first ran for office, Donald Trump seemed like he could be a new kind of Republican when it came to LGBTQ+ rights. Years earlier, he overturned the rules of his own Miss Universe pageant to allow a transgender contestant to compete. He said Caitlyn Jenner could use any bathroom at Trump Tower that she wanted. And he was the first president to name an openly gay person to a Cabinet-level position. But since returning to office, Trump has engaged in what advocates say is an unprecedented assault on LGBTQ+ rights. The contrast will be on display this weekend during World Pride celebrations in Washington.

In 1988, I had just returned from Australia and was sitting in a circle with a group planning a national gathering of More Light Presbyterians…