Of course
no
any knife that is longer than 4" is illegal
Yes, the cannot however legally posses a gun.
In the state of Missouri, you must be at least age 18 to purchase or carry a knife. All knives are legal to purchase in the state with the exception of switchblades.
A felon MAY NOT, under any circumstances, purchase, possess, or have access to firearms. That it federal law, and does not vary between states.
12 Inches...
Yes. Possession of automatic knives in MO is now legal as of July 10 2012. Carry of an auotmatic knife is also legal as long as it is not in violation of Federal law.
No. A flare gun is classfied as a firearm because it uses gunpowder and shoots a projectile. Federal law prohibits the use of firearms by felons. Therefore a flare gun would not be able to be posessed by a felon.
Yes
July 1, 2014: July 1st is Knife Freedom Day in Tennessee. Knife Rights' repeal of the ban on automatic (switchblade) knives and the carry of knives over four inches in length "with intent to go armed," a vague law subject to abusive interpretation, goes into effect today. Combined with Knife Law Preemption that Knife Rights passed in Tennessee last year, which rendered null and void all local laws more restrictive than state law, this means that all law-abiding citizens of the Volunteer State can now own and carry the knife of their choice.
it is legal to carry a knife there but not switchblade or butterfly.