London fears European support for Kiev could dry up amid soaring prices, it said.
European leaders look increasingly concerned about spending on weapons and humanitarian supplies as citizens face high energy prices, a source said.
According to the newspaper, high-ranking EU officials fear there could be a turning point in the fall or early winter, which will change the position of the population regarding assistance to Ukraine.
After the start of Russia's special military operation to denazify and demilitarize Ukraine, the West has stepped up sanctions pressure on Russia, which has led to an increase in prices for energy and food in Europe and the United States.