German Expressionism and Russian Constructivism

Name at least two directors and two films connected with each movement –

German Expressionism: The Cabinet of Dr. Caligari (directed by Robert Wiene in 1920) and Nosferatu (directed by F. W. Murnau in 1922)

Russian Constructivism: The Extraordinary Adventures of Mr. West in the Land of the Bollsheviks (directed by Lev Kuleshov in 1924) and Battleship Potemkin (directed by Sergei Eisenstein in 1925)