Poland's ruling party has previously distanced itself from Marine Le Pen due to her sympathy towards the Kremlin.
France's Le Pen visits Hungary in bid for nationalist allies
The Return of a Radical, Far-Right Europe: What It Means
After Defeat, Marine Le Pen Emerges as Leader of French Opposition - WSJ
Warsaw summons French ambassador after Macron calls Polish PM 'anti-Semite' : r/europe
Europe's far-right leaders raise voices against migration and Islam ahead of EU vote - Los Angeles Times
French election: Thousands protest against far-right ahead of presidential run-off
As Marine Le Pen Moves Closer to French Presidency, Putin Ties Persist - The New York Times
Why Wilders won: Election boosts Dutch far right, but what happens next?, The Far Right News
Polish PM visits French, German and UK leaders in “diplomatic
EU becoming “Fourth Reich under German hegemony”, says Polish deputy minister
Muslims and the secular city: How right-wing populists shape the French debate over Islam
Polish PM visits French, German and UK leaders in “diplomatic offensive”
French election emboldens far-right candidate Marine Le Pen, undercuts Macron
Why is Poland's ruling party building closer links with right-wing Eurosceptic groupings?