By Tom Hals WILMINGTON, Delaware (Reuters) – President Joe Biden’s son Hunter Biden posed a threat to public safety and cannot rely on his constitutional right to a firearm to avoid prosecution for federal gun charges, the U.S. Department of Justice said in a court filing on Tuesday. Hunter Biden’s legal team has misinterpreted U.S. Supreme Court guidance by arguing there is no historical precedent for preventing people with a history of substance abuse from possessing guns, the DOJ said. “Anglo-American law has long recognized that the government may disarm those who, by their conduct or char…