Israel needs to exist for the same reason many other countries need to exist (I'm sure you can think of a number of them).
But the main reason is to give the Jewish people a safe place, after being persecuted for hundreds of years.
Israel also is one of the leading countries in technology development.
Of course Israel can exist without the U.S. While the United States helps and supports Israel, Israel can still exist without them.
Yes, I live in Israel.
Yes, I live in Israel.
The country of Israel did not exist in WW II. Israel was established in 1948. WW II ended in 1945.
At the time of the Holocaust, the nation of Israel did not yet exist.
No. Israel did not exist as a state at the time.
Yes, and Israel recognizes that right. Unfortunately, the Palestinian Authority refuses to recognize Israel's right to exist.
In 1993 the PLO recognized Israel's right to exist in peace, at the culmination of the Oslo Accords. In return, Israel immediately recognized the PLO as the official representative of the Palestinian People and the basis for a Palestinian State.
The Arab countries surrounding Israel have never wanted Israel to exist, and have attacked numerous times.
Yes, the Israeli-Egyptian peace accord in 1978 contains Egypt recognition in Israel's right to exist.
because Israel takeover Palestinian ( they and all Arabs -including me- think Israel is a terrorist country )
Israel didn't exist during World War II.