Congress can not tell us what we can or can not say, even if it is critical of the government. 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.
Citizens have the right to own and use weapons.
No Soldier shall, in time of peace be quartered in any house, without the consent of the Owner, nor in time of war, but in a manner to be prescribed by law. Only by law could soldiers be quartered in homes without consent. The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized. You can't be searched without an official warrant. You can't be tried twice for the same crime and have to right to not give self-incriminating testimony.