A woman walks past a screen, right, showing Japan's Nikkei 225 index at a securities firm in Tokyo, Thursday, June 18, 2026. (AP Photo/Hiro Komae)

A dealer walks past near the screens showing the foreign exchange rates at a dealing room of Hana Bank in Seoul, South Korea, Thursday, June 18, 2026. (AP Photo/Lee Jin-man)

Russia's President Vladimir Putin and Vietnam's Prime Minister Le Minh Hung shake hands during a meeting on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Alexander NEMENOV / POOL / AFP via Getty Images)

Russia's President Vladimir Putin and Vietnam's Prime Minister Le Minh Hung shake hands during a meeting on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Alexander NEMENOV / POOL / AFP via Getty Images)

Russia's President Vladimir Putin and Vietnam's Prime Minister Le Minh Hung shake hands during a meeting on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Alexander NEMENOV / POOL / AFP via Getty Images)

Russia's President Vladimir Putin and Vietnam's Prime Minister Le Minh Hung shake hands during a meeting on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Alexander NEMENOV / POOL / AFP via Getty Images)

Russia's President Vladimir Putin arrives for a meeting with Laos' Prime Minister on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Anastasia Barashkova / POOL / AFP via Getty Images)

Russia's President Vladimir Putin and Laos' Prime Minister Sonexay Siphandone attend a meeting on the sidelines of the Russia-ASEAN summit, which commemorates 35 years of collaboration between Russia and the ASEAN countries, in the central Russian city of Kazan, around 700 kilometres (435 miles) east of the capital Moscow, on June 18, 2026. (Photo by Anastasia Barashkova / POOL / AFP via Getty Images)