Russian President Vladimir Putin was one of the first politicians to congratulate Donald Trump on his election as president of the United States in 2016, but over time the relationship between the two heads of state has had its ups and downs. Are they friends or enemies? Has their mutual admiration turned into mutual distrust?

• LOOKS
• MDR
• Liane Rudolph
• Pyotr Tolstoy
• Vladimir Pozner jr.
• Yevgenia Albats
• Mikhail Zygar
• Ivan Kurilla
• David Herszenhorn
• Sergey Karaganov