On the capitol steps, saying it out loud.

“When the President of the United States orders military action against foreign countries, absent an emergency scenario, where American interests are under imminent, dire threat — as was done with Cuba, Venezuela, and Iran — that’s an unconstitutional usurpation of Congress’ authority, and a violation of the War Powers Clause,” Air Force Major Jason Watson said in part. “These violations resulted in the deaths of 13 service members, and injuries of hundreds more.”
“For this, the president and vice president must be impeached, convicted, and removed,” Watson added.