What is associated with: 1930 world war i trench warfare seen from the german perspective?

What is associated with: 1930 film where peter lorre plays a child murderer? What is associated with: 1930 golfing grand slam winner? What is associated with: 1930 he is proclaimed the emperor of ethiopia? What is associated with: 1930 woman with brooch balding man with glasses pitchfork cottage in gothic revival style in b… What is associated with: 1930s anna christie was advertised with the line garbo does this? What is associated with: 1930s bank robber george kelly? What is associated with: 1930s big city mayor known as the napoleon of new york? What is associated with: 1930s gangster george kelly?