Israel's primary goal seems to be to destroy Hamas. I don't know how to phrase this destruction in clear criteria because such organization are hard to kill completely.

 political and military organization governing the 

Resolves NO if Wikipedia still describes Hamas as "governing" the Gaza strip on April 1.

Resolves YES if Wikipedia describes this "government" as past history and states who else controls it. This might happen earlier than April.

If nobody controls the Gaza strip, this will resolve NO under the assumption that Hamas will regain control. I could imagine Gaza strip being under control of Israel, Palestinian National Authority, US, UN, etc.