A quarter of all private money donated to political parties in the EU is going to far-right, far-left and populist movements, boosting their finances by millions of euros before crucial European parliament elections next week.
With the polls predicting a rise in support for hardline conservative, Eurosceptic and pro-Russia parties, the Guardian and other 26 media partners, led by the investigations group Follow the Money, are publishing Transparency Gap, the most extensive analysis yet of political financing in the EU.
