The man who allegedly attempted to kill President Donald Trump and members of his Cabinet at the White House Correspondents' Association Dinner April 25 may have been motivated by the conflict in Iran.
According to a Department of Homeland Security preliminary intelligence report so-called manifesto, according to authorities.
Minutes before the attack, a pre-scheduled email from Allen was sent to his family and friends, explaining his actions, authorities said.
He allegedly acknowledged that his mission would likely severely harm him at the least but never stated that he was willing to die for his cause. His motivations were political, and he painted himself as a savior of those who he thinks have been oppressed by the current administration.
Allen apologized profusely to family, friends and everyone he had come in contact with on his cross-country trek. He noted that there were certain people he hoped wouldn't be caught in the crossfire and described himself as "friendly."
Allen entered a lobby outside the ballroom at the Washington Hilton at 8:36 p.m. April 25 after descending from his 10th-floor hotel room.
Security footage allegedly shows him charging through a magnetometer before firing one shot from a 12-gauge shotgun. A pellet from the buckshot struck a Secret Service agent's ballistic vest. The agent did not suffer serious injuries.
One agent fired five rounds at Allen but did not hit him. Allen fell to the ground and was apprehended.
He is incarcerated inside a Washington, D.C., jail.
He is scheduled to be arraigned May 11.
Fox News Digital reached out to Allen's attorney.