At the beginning of the 1960s Israel’s Yad Vashem, the Holocaust Martyrs and Heroes Remembrance Authority, initiated a large project to remember those people who, during the Second World War, risked their own lives to save Jewish lives. First, in 1962, on a hilltop in Jerusalem, an avenue of trees commemorating such persons was created (to this day over 2 000 trees have been planted). The following year a special commission was created to analyze meticulously each case, and then in the name of the State of Israel to bestow medals and titles of Righteous Among the Nations.
The term (Chasidei Umot HaOlam) was taken from the Jewish Talmudic tradition. In light of the tragedy of the Holocaust and the extraordinary sacrifice exhibited by persons who saved 
