The judicial branch can check the other branches by declaring laws and by interpreting

Hey there Giaguzman!
In order to prevent the United States from becoming like the tyranny they fought against, the framers of the Constitution gave the Judicial Branch power to declare laws made by the Executive Branch unconstitutional, and essentially "veto" them. In order to do this, they interpret the law and decide if they're Constitutional or not.
Hope this helps!

The way this small state - large state compromise guards against tyranny is that small states and large states have one note: i am sorry but i was not able to give you the full answer. but i got this answer from