By Matt Robinson

BELGRADE (Reuters) - In his 1949 memoir Eastern Approaches, British officer Fitzroy Maclean wrote of standing on top of Belgrade's fortress and watching the Nazis retreat across the River Sava, leaving the capital to the Red Army and Yugoslav Partisan guerrillas.

The date, Oct. 20, 1944 became Liberation Day. It was marked initially with military parades, but once Yugoslavia split with Josef Stalin's Soviet Union in 1948, these were abandoned in favor of memorials for those killed. See more at