George Papadopoulos was well known in Greece, because this is a common Greek surname and first name. Also, General George Papadopoulos led a military coup in 1967 to overthrow the government and become President of Greece.
Greece is a US ally and NATO member.
Greece discovered energy.
Oil and Gas reserves worth €600 billion in Ionian Sea and South Crete
http://www.keeptalkinggreece.com/2018/05/08/greece-oil-gas-resources-worth-ionian-crete/
Therefore it is estimated that reserves of natural gas in Greece are at least 4 trillion cubic feet or could be up to 30 trillion cubic feet, while oil reserves are estimated at three billion barrels.