Military personnel from the US and Portugal are also taking part.
Military personnel from the US and Portugal are also taking part.
While Russians with EU-registered cars can cross the border, Poles who have Russian-registered vehicles cannot due to EU sanctions.
We are an independent, nonprofit media outlet, funded through the support of our readers.
If you appreciate the work we do, please consider helping us to continue and expand it.
The footage includes St Nicholas Cathedral, a 13th-century Gothic church that is a landmark of the Polish city of Elbląg.
The name Kaliningrad is “artificial” and evokes negative feelings in Poland, found a government body.
“I am convinced that it will be the EU’s best-secured border,” says Poland’s interior minister.
The Polish defence minister has ordered the army to “immediately” begin building a barrier on the border with Russia’s exclave of Kaliningrad.