Brandenburg Gate up for freedom and democracy to ensure that such injustice may never happen again," Berlin Mayor Klaus Wowereit said. German Chancellor Angela Merkel—who grew up behind the wall in Germany's communist eastern part—also attended the commemoration. German President Christian Wulff added, "It has been shown once again: Freedom is invincible at the end. No wall can permanently withstand the desire for freedom." On 19 June 2013, U.S. President Barack Obama spoke at the Gate about nuclear arms reduction and the recently revealed U.S. internet surveillance activities. On the night of 5 January 2015, the lights illuminating the gate were completely
Brandenburg Gate (Potsdam) two completely different sides, designed by two architects. Carl von Gontard designed the city side, his pupil, Georg Christian Unger, the field or countryside-facing side. Gontard made the city side as a rendered facade with Corinthian-style lesenes and trophies, Unger designed the field site in the style of the Arch of Constantine with Corinthian double-columns and ornamentation like the golden trumpets. The two side entrances for pedestrians were not added until 1843, under Frederick William IV, in order to cope with the increase in pedestrian traffic. At that time people had to pass the Brandenburg Gate if they wanted to