1) In 1956, Israel attacked Egypt with the prompting of the United Kingdom and France.
2) In 1967, Israel attacked Egypt responding to an Egyptian blockade of Israel's southern port.
All other wars that Israel has participated in have been brought about due to attacks on its land or its people first.
They attacked Israel within days of its formal creation.
No. Israel and Egypt are two neighboring countries.
Arabs
In contrast to some neighboring countries, Israel has no state religion, though most people in Israel are Jewish.
Israel only has one river, The Jordan River, which it shares with neighboring countries.
Israel is located in the Middle East region, bordered by Lebanon to the north, Syria to the northeast, Jordan to the east, and Egypt to the southwest. The Mediterranean Sea lies to the west of Israel.
The Arab countries surrounding Israel have never wanted Israel to exist, and have attacked numerous times.
Generally, this stems from the fact that several countries around Israel have threatened its destruction and mobilized armies or militants to that effect.
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Jordan river
Because Israel exists, and is governed by Jews, who refuse to go away, march into the sea, or lie down.
Israels biggest challenge is to stay safe from attack from her neighboring Arab countries, which want her annihilated.