October 04, 2009
"This afternoon President Obama called George Papandreou to congratulate him on his party's success in today's parliamentary elections in Greece and wished all Greeks well who participated in the democratic process. The President reiterated the importance of the U.S.-Greece relationship and said he looks forward to working with Mr. Papandreou."
Barack Obama, Readout of President's Call with Greece's George Papandreou Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/351854