Final answer:
Israel launched a preemptive strike on its neighboring countries during the buildup of armies before the 1967 war.
Step-by-step explanation:
During the buildup of armies before the 1967 war, Israel decided to launch a preemptive strike on its neighbors. On June 5, 1967, Israel launched an attack on Egypt, which led to Israel gaining control of the Sinai Peninsula and the Gaza Strip. Israel also seized territory from Jordan and Syria, including the West Bank and the Golan Heights, respectively.