Switzerland's President Guy Parmelin (L) attends the signing ceremony for the Vietnam-EFTA Free Trade Agreement (VEFTA) in Hanoi on October 18, 2026. Vietnam and four European nations that are not EU members signed a free trade agreement in Hanoi on October 18, with the parties seeking to diversify their markets as US tariffs disrupt global commerce. (Photo by Nhac NGUYEN / AFP via Getty Images)