Neither Melania nor Ivanka Trump wore a headscarf after arriving in Saudi Arabia for President Trump's first trip abroad, the BBC reports. In fact, none of the women in the president's entourage wore one. It turns out that while sharia law requires Saudi women to wear a headscarf, Western visitors not wearing one isn't a big deal. So, as USA Today puts it: "None of this would be an issue, except for the fact that President Trump himself made it one."
In 2015 during one of President Obama's visits to Saudi Arabia, Trump tweeted: "Many people are saying it was wonderful that Mrs. Obama refused to wear a scarf in Saudi Arabia, but they were insulted. We have enuf enemies." It appears he's changed his opinion on the matter. (Read more headscarves stories.)