The flood of arrivals is visible in Warsaw, where the central train station has been transformed, with information booths and volunteer translators. About 1.8 million have arrived in Poland.

The central bank raises its benchmark rate by a quarter percentage point in an effort to tamp down inflation. Additional rate hikes are likely in the months to come.

The move is meant to speed up the recovery of the island nation's pandemic-battered economy, Prime Minister Jacinda Ardern said Wednesday.

The fighting across the country continues as Ukraine's president prepares to speak to the U.S. Congress.