 Complete the following phrase:  In 1963 Yigael Yadin began excavating Masada. In 1964, Egypt, Jordan and Syria developed a unified military command. Israel completed work on a national water carrier, a huge engineering project designed to transfer Israels allocation of the Jordan rivers waters towards the south of the country in realization of Ben-Gurions dream of mass Jewish settlement of the Negev desert. The Arabs responded by trying to divert the headwaters of the Jordan, leading to growing 