U.S. President George Bush sent a congratulatory message to Serzh Sargsyan in connection with his appointment as Prime Minister of Armenia, the RA Government Press Office reports. Particularly, George Bush in his message says, "I congratulate You in connection with your appointment as Prime Minister of Armenia. We share Your grief for late Prime Minister, Your friend and colleague Andranik Margaryan's death. We are waiting for May 12 parliamentarian elections in Armenia and expect You will make a great contribution to holding a free and fair elections in accordance to international standards, which will serve as a serious stimulus for developing relations between the two countries".