German WWII 10 Year Gau Berlin Anniversary Tinnie 1926 - 1936

original German WWII-era NSDAP 10 Year Gau Berlin Anniversary tinnie/day badge from 1936.It is a lightweight badge made of aluminum.It commemorates the 10th anniversary of the Nazi party district (Gau) of Berlin, spanning the years 1926-1936.The design features the Berlin bear mascot holding a swastika emblem, with a Nazi eagle emblem above it.