he has lost the plot! In fact he has been losing it for some time, as a number of other right wing extremist. I gues it is the sign of the decline of the right wing extremism in Israel. They can't win an argument internationally so they start go crazy about anyone who does not agree with them.
Key U.S. House Democrat cites troublesome issues in Iran nuclear deal (Reuters)
from the article: Palestinian refugees are a threat to Israel's existence