President Trump made his threat in a post on Truth Social that came after a phone call with President Volodymyr Zelensky of Ukraine.

Thursday is the 80th anniversary of the end of World War II in Europe. As leaders of countries that suffered greatly during and after the war, we attach great importance to this date. We remember our fallen parents, grandparents and other relatives …

The two leaders, meeting in Moscow, hailed their alliance a day ahead of events to mark the 80th anniversary of the Soviet victory over Nazi Germany in World War II.

The two leaders, meeting in Moscow, hailed their alliance a day ahead of events to mark the 80th anniversary of the Soviet victory over Nazi Germany in World War II.

The annual Moscow parade marking victory over Nazi Germany is expected to be the largest in years, with world leaders in attendance, as the Kremlin tries to link that triumph to the war in Ukraine.

The attacks came a day before a Russian-proposed cease-fire was to take effect and as Moscow prepared to welcome foreign dignitaries for a parade.