According to the Hungarian Foreign Minister, the volume will rise to 3.5 billion cubic meters BUDAPEST, April 1. /TASS/. Hungary and Slovakia have brought the pipeline between the two countries to full capacity to supply Russian gas due to the halt of gas transit through Ukraine, Hungarian Foreign Minister Peter Szijjarto announced. "We managed to solve the problem of natural gas supplies to Slovakia and Hungary, despite the fact that Ukraine created very serious difficulties for us. To ensure