Hungary vetoed a €90bn aid package for Ukraine.
This marks the latest in a series of 48 vetoed decisions by the European Council.
EU leaders express growing concern over the unanimity trap.
Strategic angle: Hungary's opposition to the €90bn package for Ukraine highlights the challenges of the EU's unanimity requirement.
Hungary vetoed a €90bn aid package for Ukraine.
This marks the latest in a series of 48 vetoed decisions by the European Council.
EU leaders express growing concern over the unanimity trap.