Michalis Liapis, the Greek transport and communications minister, made the announcement during a visit to Bulgaria on Monday (April 2nd). He met with Bulgarian counterpart. Petar Mutafchiev, to discuss the development of an air transport network, as well as a high-speed railway in Southeast Europe.
Michalis Liapis, grčki ministar transporta i komunikacija, najavio je ovo tijekom posjeta Bugarskoj u ponedjeljak, 2. travnja. susreo se s bugarskim kolegom Petrom Mutafchievom, te su raspravljali o razvoju mreže zračnog prijevoza, kao i o brzoj željeznici u jugoistočnoj Europi.