Article snippet: In a tweet seemingly responding to the terror attack in Barcelona, Spain, President Donald Trump referenced a factually inaccurate anecdote about combatting Muslim enemies that he often repeated on the campaign trail. Thirteen people were killed when a van drove through a crowd of pedestrians on a busy street in Spain's second largest city Thursday. ISIS later claimed responsibility for the act that left 100 people injured as well. "Study what General Pershing of the United States did to terrorists when caught," wrote Trump, less than four hours after the attack. "There was no more Radical Islamic Terror for 35 years!" The president's post was apparently in reference to a legend about World War I-era Army Gen. John J. Pershing that he first told publicly during a campaign rally in Charleston, South Carolina, in February 2016. According to Trump, Pershing dipped the bullets used to execute Muslim terrorists in pig blood. The Quran prohibits the consumption of pork, which is considered to be "impure." "They had a terrorism problem and there's a whole thing with swine and pigs and you know the story they don't like them ... and Gen. Pershing was a rough guy and he sits on his horse and he's very astute, like a ramrod. ... And he caught 50 terrorists that did tremendous damage and killed many people ... and he dipped 50 bullets in pig's blood," Trump explained. "And he had his men load his rifles and he lined up the 50 people, and they shot 49 of those ... Link to the full article to read more