TOPSHOT - German Chancellor Angela Merkel (R) and Denmark's Prime Minister Mette Frederiksen sit as they listen to the national anthems during a welcoming ceremony with military honours on July 11, 2019 in the courtyard of the Chancellery in Berlin. - German Chancellor Angela Merkel had suffered her third trembling spell in less than a month the day before, on July 10, 2019. It had focused attention on her health, after she began shaking involuntarily as national anthems were being played at the reception of the Finnish Prime Minister. (Photo by Tobias SCHWARZ / AFP)