So the type of democracy that engaged a door to door petition trying to get enough signatures for a proposal to be voted on by citizens is called Recall. I hope you are satisfied with my answer and feel free to ask for more if you have clarifications and questions.
There is always one cabinet member left behind in a secure facility in case there is a catastrophic attack during the State of the Union. The member left behind is in the line of succession and therefore will lead the country and rebuild the Government after the attack.