In 2018, former US President Donald Trump met with Putin in the Finnish capital, Helsinki, where the two leaders spent two hours speaking alone. The only other people in the room were their interpreters; even key US administration officials later said they did not know the full details of what was discussed. (Ondřej Plevák | EURACTIV.cz, Georgi Gotev | EURACTIV.com, Alexandra Brzozowski | EURACTIV.com)