 Complete the following phrase:  The Soviet War Memorial in Vienna, more formally known as the Heldendenkmal der Roten Armee  is located at Viennas Schwarzenbergplatz. The semi-circular white marble colonnade partially enclosing a twelve-metre figure of a Red Army Soldier was unveiled in 1945. The Heroes Monument of the Red Army in Vienna was built to commemorate 17,000 Soviet soldiers who were killed in action during the 