A resident by his name wrote repeated letters to the editor, often arguing in favor of raising taxes on the rich.
Politicians called for a new dialogue on lowering the partisan temperature and Mr Trump urged Americans to come together as he assumed the role of national unifier for one of the first times in his presidency.
Hodgkinson contacted the office of Rep. Mike Bost, R-Ill., 14 times through email or telephone.
"We need to vote all Republicans out of office", said a letter in 2011.
It was not immediately known on Wednesday how long Hodgkinson had been staying in the Washington area. When the girl's boyfriend arrived on the scene, police said Hodgkinson aimed a shotgun at him and later fired one round.
President Donald Trump confirmed Wednesday that Hodgkinson had died from his injuries after the shooting.
Watson said the deputy on Wednesday recalled Hodgkinson being "very cordial". Barton said his son, Jack, got under an SUV. "He was more on the really progressive side of things".
The St. Clair County, Illinois Sheriff says deputies warned James T. Hodgkinson in March that it was unsafe to fire a gun near homes.
Ahead of the caucuses, about 10,000 people volunteered for Sanders at varying points. Bernie Sanders, according to the Vermont senator, who condemned the attack.
"I am sickened by this despicable act, and let me be clear as I can be".
GOP congressmembers at the practice recounted what law enforcement described as a "deliberate attack" on elected officials. The modest, rectangular clapboard farm house sits amid fields of young corn and budding soy.
A real estate agent who has worked with Hodgkinson told the News-Democrat that "from a business standpoint, he did not seem like he is a radical - opinionated but not a radical".
The report says Hodgkinson resorted to dragging his daughter out of her friend's vehicle, slashing her seatbelt, and punching his daughter's friend in the face. The daughter refused and locked herself in a bedroom before Hodgkinson again forced his way in and "became violent", grabbing her by her hair and throwing her on the floor, according to the report.
Police most recently encountered Hodgkinson on March 24, records from the St. Clair County Sheriff show.
However, Hodgkinson had no hunting permits in Illinois, according to Illinois Department of Natural Resources. But because he had properly registered himself as a firearms owner with the state of IL, deputies merely advised him to shoot safely.
Hodgkinson's own descriptions on social media portray him as an avid consumer of political shows. The shots followed in a rapid, steady staccato as if, they said, from a semi-automatic rifle. "There are houses over there, '" Schaumleffel said. His demeanor was "calm", witness Falisa Peoples said.
Neighbors tell CBS News they have not seen him in months. Hodgkinson used a pocket knife to cut the friend's seat belt and punched that woman in the face. Battery charges against Hodgkinson and his wife were later dismissed.
In a separate incident, Hodgkinson was accused of hitting his neighbor's dog.
A lot of attention is also being placed on Hodkinson's politics.