>will Graham get arrested for treason?
No
>How can congressional delegations 'negotiate' with foreign leaders without violating the Constitution?
if its the goal for a globalist world order then it becomes ok
>how can intelligence agencies enable a foreign despot to bomb another nation?
see question 2
>why aren't these people being arrested?
criminals for miles, everywhere, its about making money and collecting a paycheck and tarsh the country in the process.