This came up way back in the 1980s with the "Star Wars" project. What is the purpose of an anti-ballistic missile defense system? Is it intended to protect our

This came up way back in the 1980s with the "Star Wars" project. What is the purpose of an anti-ballistic missile defense system? Is it intended to protect our citizens from enemy aggression, or to protect our citizens from the results of our aggression? Why would the Israeli government want to do anything to resolve the Palestinian situation when they gain so much from allowing it to continue at a low level?