Given that we have a constitutional system that allows for non-violent altering and indeed abolishion of government, violence as a means for governmental change is NEVER acceptable. As long as the constitution functions, using violence as a means to induce societal change is TREASON.
I am sworn to support and defend said contitution. Commit this sort of treason and i will shoot you. Left, right, no matter. I will shoot you. or one of my brothers and sisters in arms will.
Does that mean Thomas Jefferson was a traitor for suggesting that there were times it was acceptable?
I suppose it was since all the Founders were committing Treason against the crown.
Yes the American revoloution is somewhat of an ideological morass.
Do not forget that many of the founders stood to gain businesswise by breaking away from the regulations, taxes and tarrifs of England.