World leaders will be in Poland Monday to mark Holocaust Memorial Day and the 80thanniversary of the liberation of Nazi Germany’s Auschwitz-Birkenau concentration camp.

By Barbara Erling and Kuba Stezycki OSWIECIM, Poland (Reuters) -Auschwitz survivors were being joined by world leaders on Monday to mark the 80th anniversary of the liberation of the Nazi German death camp by Soviet troops,

The world marks the 80th anniversary of the liberation of Auschwitz on Monday, with some of the few remaining survivors attending ceremonies at the site of the notorious Nazi death camp.Auschwitz was the largest of the extermination camps and has become a symbol of Nazi Germany's genocide of six million European Jews,

Some of the few remaining survivors of Auschwitz will gather at the site of the Nazi death camp on Monday as the world marks the 80th anniversary of its liberation in the final months of World War II.