The 42-year-old's campaign called for economic and social policies that favour Poles over other nations, including refugees from neighbouring Ukraine.

Eurosceptic Karol Nawrocki established a lead in Sunday's presidential election in Poland, late exit polls showed.

Karol Nawrocki, a 42-year-old historian and conservative, has won Poland's presidential election by a razor-thin margin. His election is likely to thwart efforts by the pro-EU coalition government to reverse rule-of-law changes made by the nationalist Law and Justice party when it was in power.