Sacramental bread adopted the use of unleavened bread due to Liturgical Latinisation. A Host is a portion of bread used for Holy Communion in many Christian churches. In Western Christianity the host is often a thin, round unleavened wafer. In the Roman Rite, unleavened bread is used as in the Jewish Passover or Feast of Unleavened Bread. The Code of Canon Law, Canon 924 requires that the hosts be made from wheat flour and water only and recently made so that there is no danger of spoiling. Hosts are often made by nuns as a means of supporting their religious communities. However,
Yehoshua Matza activities, and helping to hide weapons, sometimes in synagogues behind the arks where Torah scrolls were kept. During the 1948 Arab-Israeli War, Jerusalem was the scene of intense fighting, and Matza participated in an operation that enabled Lehi fighters to blast their way into the Old City. The operation entailed planting a bomb outside the New Gate of the Old City walls. However, the plan was aborted when the bomb failed to detonate. Following the end of the war in 1949, Matza resumed his schooling, which he had suspended during his underground activities. Upon completing his high school education, Matza