A warrant would not be needed in this case to enter the home. Before you decide to fight with the police, you better have all your ducks in a row and know what you are talking about.
And no, thats not how this country was formed. Read a history book, take a civics and American government class or two and get back to me. Until then, there is no debate to be had.
It is fine to disagree, but do so in a court room or other venue. Fighting it out on the street means you lose every time. You got to be smart and play by the rules if you want to win.