Officially known as the European Day of Remembrance for Victims of Stalinism and Nazism, August 23rd was chosen as it coincides with the date of the signing of the Molotov–Ribbentrop Pact, a 1939 non-aggression pact between the USSR and Nazi Germany which would see a German-Soviet carve-up of Poland.
The heads of the foreign affairs committees of the Polish lower house and parliaments of the Baltic States have voiced their concern over Russia's attempts to distort history by means of a new interpretation of the Ribbentrop-Molotov Pact.
German daily Frankfurter Allgemeine Zeitung on Saturday described Russian attacks on Poland as "casting a shadow" over ceremonies marking the 75th liberation anniversary of the Auschwitz Nazi German death camp, and stated that Poland was the war's first victim.
The Polish Senate (upper house) on Friday unanimously backed a resolution protesting against Russian accusations of Poland's collaboration with Nazi Germany and complicity in the outbreak of World War Two.
Roger Moorhouse pours scorn on attempts by Putin to re-write the history of the start of the Second World War.
In a letter to the Swiss daily Tages Anzeiger, Russian Ambassador to Switzerland Sergei Garmonin has accused Poland of including a secret protocol pledging support for Hitler in its 1934 non-aggression pact with Germany.
The Polish Sejm (lower house) in a Thursday resolution condemned Russian leader Vladimir Putin's December comments concerning Poland's part in the outbreak of World War Two and the Holocaust.
The European Parliament (EP) will debate distortions of European and World War Two history in Strasbourg next week on a motion by MEPs from Poland's Civic Platform (PO) and the Polish People's Party (PSL), both members of the EP's European People's Party (EPP) faction.
Kasparov joins war of words over comments made by Russian leader that appeared to absolve the Soviet Union while blaming Poland for start of war.
It appears that Poland has won the dispute around Poland's role in the outbreak of World War Two instigated by Russian leader Vladimir Putin, prime ministerial aide Michał Dworczyk said on Tuesday.