So first off thanks for bringing that up Im not sure if they did what you claim or didn't I'll research into it
However
I think not voting for an insurrectionist is pretty good
And Iraq war should be attributed to mass hysteria of 9/11 and Bush's false claim of wmds and a pre existing dislike of Saddam
Read
(No person shall be a Senator or Representative in Congress, or elector of President and Vice-President, or hold any office, civil or military, under the United States, or under any State, who, having previously taken an oath, as a member of Congress, or as an officer of the United States, or as a member of any State legislature, or as an executive or judicial officer of any State, to support the Constitution of the United States, shall have engaged in insurrection or rebellion against the same, or given aid or comfort to the enemies)