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- BIARRITZ, FRANCE - AUGUST 25: Britain's Prime Minister, Boris Johnson meets with President of the European Council, Donald Tusk at the G7 summit on August 25, 2019 in Biarritz, France. The French southwestern seaside resort of Biarritz is hosting the 45th G7 summit from August 24 to 26. High on the agenda will be the climate emergency, the US-China trade war, Britain's departure from the EU, and emergency talks on the Amazon wildfire crisis. (Photo by Andrew Parsons - Pool/Getty Images)
- Britain's Prime Minister Boris Johnson gestures ahead of a working session on World Economy and Trade on the second day of the G-7 summit in Biarritz, France Sunday, Aug. 25, 2019. (AP Photo/Markus Schreiber)
- U.S. President Donald Trump, left, and Britain's Prime Minister Boris Johnson attend a working breakfast at the Hotel du Palais on the sidelines of the G-7 summit in Biarritz, France, Sunday, Aug. 25, 2019. (AP Photo/Andrew Harnik)
- British Prime Minister Boris Johnson arrives at the Bellevue Palace in Biarritz, south-west France for lunch on August 25, 2019, on the second day of the annual G7 Summit attended by the leaders of the world's seven richest democracies, Britain, Canada, France, Germany, Italy, Japan and the United States. (Photo by Ludovic MARIN / POOL / AFP) (Photo credit should read LUDOVIC MARIN/AFP/Getty Images)
- BIARRITZ, FRANCE - AUGUST 24: British Prime Minister Boris Johnson attends a working session on "G7 Partnership with Africa" during the G7 summit on August 24, 2019 in Biarritz, France. The French southwestern seaside resort of Biarritz is hosting the 45th G7 summit from August 24 to 26. High on the agenda will be the climate emergency, the US-China trade war, Britain's departure from the EU, and emergency talks on the Amazon wildfire crisis. (Photo by Dylan Martinez - Pool/Getty Images)
- BIARRITZ, FRANCE - AUGUST 25: Britain's Prime Minister, Boris Johnson meets with President of the European Council, Donald Tusk at the G7 summit on August 25, 2019 in Biarritz, France. The French southwestern seaside resort of Biarritz is hosting the 45th G7 summit from August 24 to 26. High on the agenda will be the climate emergency, the US-China trade war, Britain's departure from the EU, and emergency talks on the Amazon wildfire crisis. (Photo by Andrew Parsons - Pool/Getty Images)
- BIARRITZ, FRANCE - AUGUST 25: U.S. President Donald Trump and Britain's Prime Minister Boris Johnson attend a bilateral meeting during the G7 summit on August 25, 2019 in Biarritz, France. The French southwestern seaside resort of Biarritz is hosting the 45th G7 summit from August 24 to 26. High on the agenda will be the climate emergency, the US-China trade war, Britain's departure from the EU, and emergency talks on the Amazon wildfire crisis. (Photo by Stefan Rousseau - Pool/Getty Images)