Brandenburg Gate peace in post–Cold War Europe. On 9 November 2009, Chancellor Angela Merkel, walked through Brandenburg Gate with Russia's Mikhail Gorbachev and Poland's Lech Wałęsa as part of the 20-year celebration of tearing down the Berlin Wall. On 13 August 2011, Germany marked the 50th anniversary of the day the Berlin Wall started to go up with a memorial service and a minute of silence in memory of those who died trying to flee to the West. "It is our shared responsibility to keep the memory alive and to pass it on to the coming generations as a reminder to stand
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