What was the cause of ww2?
(^^dont answer^^)(who bored n wanna talk or need sum1 to vent to)

There were many factors that led to the WW2 Some of which are-

The treaty of versalies- The treaty of versalies was signed to end the world war 1 led the Germans to feel victimised and they became aggressive leading to start a war with US.

The great depression- It caused widespread unemployment and major inflammation in Germany which facilitated the Hitler's career in beginning.

Nazi's ideology was taking a high toll and the Germans felt betrayed and hence developed a feeling of us or them.

checks and balances are needed to keep the government running smoothly, they allow the three branches of government to overrule one another so that one branch of government does not become too powerful.