berlin is seven years old
first documented in the 13th century and situated at the crossing of two important historic trade routes  berlin became the capital of the margraviate of brandenburg lrb 14171701 rrb  the kingdom of prussia lrb 1701  1918 rrb  the german empire lrb 1871  1918 rrb  the weimar republic lrb 1919  1933 rrb and the third reich lrb 1933  1945 rrb