What is the BEST example of checks and balances in action?

The best example of checks and balances is that the president can veto any bill passed by Congress, but a two-thirds vote in Congress can override the veto. Other examples include: The House of Representatives has sole power of impeachment, but the Senate has all power to try any impeachment.

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the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.