Analysis-Polish nationalist's election victory deepens fiscal uncertainty

Polish presidential candidate Karol Nawrocki, backed by the main opposition Law and Justice (PiS) party, and his son Antoni, show a victory sign as they react to the exit polls of the second round of the presidential election, in Warsaw, Poland, June 1, 2025. REUTERS/Aleksandra Szmigiel

WARSAW/LONDON (Reuters) -Poland's path to narrowing its fiscal deficit, maintaining its credit ratings and keeping investors on board looks more difficult following conservative nationalist Karol Nawrocki's presidential election triumph.

Nawrocki's victory in Sunday's election could deal a blow to the centrist government's efforts to cement the European Union and NATO member state's pro-European orientation.