Poland is set to receive 4.5 billion euros more than previously under the European Union's new budget -- even though EU leaders Friday decided at a Brussels summit to cut the bloc's spending for the first time ever.

Under pressure from countries like Britain, which demanded belt-tightening, EU leaders hammered out a pared-back budget of 960 billion euros for 2014-2020—the first reduction in the EU's long-term spending plans.

But Poland will receive a total of 106 billion euros, up from 101.5 billion euros under the EU's 2007-2013 budget, Polish media reported. The budget must still be approved by the European Parliament,

After marathon talks in Brussels, an elated Prime Minister Donald Tusk told reporters: “This is one of the happiest days of my life.”

Polish Foreign Minister Radoslaw Sikorski wrote on Twitter: “Congratulations. This is a historic moment.”