23 January 2019, Cologne: Brazil's Haniel Langaro (R) throws against Iceland's Anar Freyr Arnarsson during the IHF Men's Handball World Championship Group I match between Brazil and Iceland at the Lanxess Arena. Photo: Marius Becker/dpa

23 January 2019, Venezuela, Caracas: A man raises his arms in a protest against the government of President Maduro. Photo: Rayner Pena/dpa

23 January 2019, North Rhine-Westphalia, Cologne: Brazil's Thiago Torres Santos (R) throws on goal against Iceland's Stefan Rafn Sigurmannsson during the IHF Men's Handball World Championship Group I match between Brazil and Iceland at the Lanxess Arena. Photo: Marius Becker/dpa

HANDOUT - 23 January 2019, Switzerland, Davos: Brazilian President Jair Bolsonaro (L) meets with Shinzo Abe, Prime Minister of Japan, on the sidelines of the Annual Meeting 2019 of the World Economic Forum. Photo: Alan Santos/Palacio do Planalto/dpa - ATTENTION: editorial use only and only if the credit mentioned above is referenced in full

23 January 2019, Palestinian Territories, Anata: Palestinian flags lie on a fence on the right side of the newly opened Route 4370 Israeli highway near the Palestinian town of Anata. Israel has opened the controversial new West Bank highway on Thursday that features a large concrete wall segregating Israeli and Palestinian traffic. Critics have dubbed the road as an "Apartheid Highway", saying it is part of a planned segregated road system that would benefit Israelis exclusively. Photo: Ilia Yefimovich/dpa

23 January 2019, Venezuela, Caracas: People hold flags as they take part in a protest against the government of President Maduro. Photo: Rayner Pena/dpa

23 January 2019, England, London: Scotland's First Minister Nicola Sturgeon speaks to media at 10 Downing Street after talks over Brexit with Prime Minister Theresa May. Photo: Stefan Rousseau/PA Wire/dpa

HANDOUT - 23 January 2019, Switzerland, Davos: Spanish Prime Minister Pedro Sanchez speaks during the Session "Special Address by Pedro Sanchez, Prime Minister of Spain" at the Annual Meeting 2019 of the World Economic Forum. Photo: Faruk Pinjo/World Economic Forum/dpa - ATTENTION: editorial use only and only if the credit mentioned above is referenced in full

HANDOUT - 23 January 2019, Israel, Neot Semadar: Israeli Prime Minister Benjamin Netanyahu (3-R) sits with Israeli army soldiers for a meal during his visit to the Shizafon military base to attend a military exercise of the Israeli Defence Forces (IDF). Photo: Kobi Gideon/Prime Minister of Israel/dpa - ATTENTION: editorial use only and only if the credit mentioned above is referenced in full

23 January 2019, US, Washington: German Foreign Minister Heiko Maas (L) meets with US Secretary of State Mike Richard Pompeo. Maas is on a three-day trip to the United States of America. Photo: Bernd von Jutrczenka/dpa

23 January 2019, Austria, Vienna: Austrian Chancellor Sebastian Kurz during the opening of the "Job Exchange for Young Asylum Seekers". Photo: Hans Punz/APA/dpa

HANDOUT - 23 January 2019, Switzerland, Davos: German Chancellor Angela Merkel speaks during the Annual Meeting 2019 of the World Economic Forum. Photo: Sandra Blaser/World Economic Forum/dpa - ATTENTION: editorial use only and only if the credit mentioned above is referenced in full

23 January 2019, Ukraine, Kiev: A divine liturgy in honour of the 90th birthday of Honorary Patriarch of the Orthodox Church of Ukraine Filaret takes place at St. Volodymyr·s Cathedral. Photo: -/Ukrinform/dpa

HANDOUT - 23 January 2019, Egypt, Cairo: Egyptian President Abdel Fattah el-Sisi (C) attends a ceremony marking the 67th national Police Day, at the New Cairo Police Academy Photo: -/Egyptian Presidency/dpa - ATTENTION: editorial use only and only if the credit mentioned above is referenced in full

23 January 2019, England, Marham: Two of three RAF Tornado GR4 jet fighters, with a specially painted livery to commemorate their retirement from service, take off from RAF Marham base. Photo: Joe Giddens/PA Wire/dpa

23 January 2019, Schleswig-Holstein, Eckernfoerde: The crew of German submarine U36 is seen on the deck before departure from the Eckernfoerde naval port to take part in the Exercise Joint Warrior in Norwy. Photo: Carsten Rehder/dpa