How come Hamas is considered to be a terrorist organization but Israel is not considered to be a terrorist state?

A work made by Israel.
A work made by Israel.

Whereas Israel commits more cruel actions against civilians like bombing them. How come all the West teaching the world on human rights and democracy backs Israel and justify its actions? Even if you think that Israel owns the Palestinian land, does it give them the right to bomb civilians? Or are Palestinian lives less important than Israeli ones?

How come Hamas is considered to be a terrorist organization but Israel is not considered to be a terrorist state?
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