Russia's President Vladimir Putin and Thailand's Prime Minister Anutin Charnvirakul 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 Thailand's Prime Minister Anutin Charnvirakul 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 Thailand's Prime Minister Anutin Charnvirakul 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 Thailand's Prime Minister Anutin Charnvirakul 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)

Singapore's Prime Minister Lawrence Wong attends a meeting with Russia's President 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)

Singapore's Prime Minister Lawrence Wong attends a meeting with Russia's President 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 attends a meeting with Singapore's 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 attends a meeting with Singapore's 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)