Yitzhak Rabin operations during Israel's War of Independence. He joined the newly formed Israel Defense Forces in late 1948 and continued to rise as a promising officer. He helped shape the training doctrine of the IDF in the early 1950s, and led the IDF's Operations Directorate from 1959 to 1963. He was appointed Chief of the General Staff in 1964 and oversaw Israel's victory in the 1967 Six-Day War. Rabin served as Israel's ambassador to the United States from 1968 to 1973, during a period of deepening U.S.–Israel ties. He was appointed Prime Minister of Israel in 1974, after the resignation of
Yitzhak Rafael the post in July 1963, serving until March 1965. He was re-elected in 1965 and 1969, and following Haim-Moshe Shapira's death in July 1970, became the leader of the NRP. He was re-elected again in 1973, and was appointed Minister of Religions by Golda Meir in March 1974. However, when Yitzhak Rabin formed a new government in June 1974 following Meir's resignation, the NRP were not included in the coalition and Rafael left the cabinet. When the party joined the coalition in October that year, Rafael was re-appointed Minister of Religions, serving until all NRP ministers were sacked in December