Is the main job of the judicial branch to protect the constitution?

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

there are many ways of getting involved on your local party. attached you will find the brochure that describes some ideas: go ahead and visit your local hq, become a volunteer on your comnunity or struggle up for your own ideas so you can make them real.