Overview
- The embassy said it received information that a major air attack could occur at any time over the next several days.
- The advisory urges U.S. citizens in Ukraine to be prepared to immediately shelter if an air alert is announced.
- The public warning did not identify any party as responsible for the potential large-scale strike.
- Ukrainian media reported the message was posted on the embassy's website and cited European Pravda's coverage.
- The alert follows intensified strikes in late December, contrasting comments from President Donald Trump and President Volodymyr Zelenskyy, and a protest note from Lithuania to Russia.