The European Union requires a unanimous vote to extend sanctions on Russia, a situation Hungary's Viktor Orban wants to use to pressure the bloc into forcing Ukraine to reopen a transit pipeline for Russian gas.

Hungary prolonged its blockage of the renewal of sanctions against Russia as Prime Minister Viktor Orban called on the European Union to pressure Ukraine to re-establish the transit of Russian gas to Europe.

Hungary wants the European Union to persuade Ukraine to resume gas transit from Russia to Europe, Prime Minister Viktor Orban said on Friday, signalling a tough debate as the EU seeks to extend its sanctions against Russia over the coming week.

Hungary wants the European Union to intervene in a gas dispute it has with Ukraine, a potential sign of friction in the bloc’s upcoming discussions over renewing sanctions against Russia.

Hungary is imposing conditions on Ukraine in return for agreeing to the extension of the EU's economic sanctions on Russia, which expire at the end of the month. Prime Minister Viktor Orbán said on state radio that Kiev should reopen the pipeline that was closed at the beginning of the year and had previously transported Russian natural gas to

Sanctions imposed by the outgoing U.S. administration on Prime Minister Viktor Orban's cabinet chief Antal Rogan, who is in charge of the secret service, have only strengthened his position, Orban told state radio on Friday.

Hungary's representatives have not yet agreed to a decision on the extension of EU sanctions against Russia. The issue will be considered at an EU Council meeting at foreign minister level on Monday,