So, the only limit on the government is checks and balances?
Okay, so when a simple majority of the people elects a congress and a president that arer sympathetic to, say, denying a minority segment of the population certain rights - and the courts too are sympathetic - the government can “legally” take away my rights?
Sure, they did with prohibition. And it had to be returned via the same method is was installed. Amendments are the ultimate ‘do anything you want’ card.
They can do it other ways as well, try buying a machine gun made since 1986 without a class 3 license for instance.
To quote Rush “Elections matter”.
This is why.