[Morris70]

'A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed.'

Translation Incorrect:

'A well regulated Army , being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed.'

Translation Incorrect:

'A well regulated National Guard , being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed.'

Translation Incorrect:

'A well regulated Police Force , being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed.'

Translation Correct:

'A well regulated People , being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed.'

[MrB]

Don’t forget the translation of “well regulated” -

it means “practiced”.