The Baltic Pipe gas pipeline will be temporarily shut down on Monday due to a technical reason, according to the Danish gas network operator.
Poland's prime minister has said the price of natural gas proposed by the European Commission (EC) is too high and more decisive action is needed by the EU's executive arm.
Predicting a further wave of war refugees from Ukraine, Poland's prime minister has called on the European Commission (EC) to give more help to countries bearing the costs of aiding Ukrainians.
Poland along with Slovakia and the Czech Republic, will ask Hungary to promptly ratify the documents on Finland's and Sweden's accession to Nato, Prime Minister Mateusz Morawiecki has said.
The Czech Republic, Slovakia and the Baltic states of Estonia, Latvia and Lithuania have expressed concerns over reports that a Russian missile could have hit Polish territory and declared support for Warsaw.
About 2,000 troops from the Visegrad countries as well as those from the US and the UK are taking part in the Puma-22 military exercise starting in Nowa Dęba, southeastern Poland, on Friday.
Polish President Andrzej Duda has said that the international community, by acting together, can stop the Russian invasion and hold Russia accountable for the war crimes it has committed.
The presidents of the Bucharest Nine group of Nato's eastern flank countries have condemned Russia's missile strikes against Ukrainian cities on Monday that left at least 19 people dead.
The presidents of Central and Eastern European Nato members in a joint statement have expressed support for Ukraine's territorial integrity and decried Russia's attempts to annex parts of Ukraine.
From September 1 two Polish F-16 fighters will begin patrolling the airspace over Slovakia under an agreement between Poland, Slovakia and the Czech Republic, Poland's defence minister said on Saturday in Slovakia.