France, May 10 -- Several thousand people have demonstrated in Warsaw against illegal immigration and the pro-European government of Prime Minister Donald Tusk, a week before the EU member chooses a new president.

The protest, organised by the nationalist opposition, drew demonstrators from across Poland, who carried the red and white national flag and chanted slogans such as "no to immigration".

Immigration is a central issue in the central European country ahead of the election on 18 May.

Poland currently hosts around one million refugees from the war in neighbouring Ukraine, and has accused Russia and Belarus of orchestrating a wave of immigration into the European Union member.

The protesters made their way towards the seat of gov...