Why did the formation of Israel in 1948 lead to war?

Responses

Israeli groups launched a revolution in Palestinian territory.
Israeli groups launched a revolution in Palestinian territory.

Neighboring Arab nations viewed the Israelis as British colonists.
Neighboring Arab nations viewed the Israelis as British colonists.

Israel immediately tested nuclear weapons to demonstrate its power.
Israel immediately tested nuclear weapons to demonstrate its power.

Arabs did not agree to the partition of the Palestine mandate.

Arabs did not agree to the partition of the Palestine mandate.