On December 19, 1986, Michael Sergio, the man who parachuted into Game Six of the 1986 World Series at New York’s Shea Stadium, is fined $500 and sentenced to 100 hours of community service. On October 25, Sergio, a 37-year-old actor and Mets fan, landed on the infield with a "Go Mets" banner in the first inning of the sixth game between the Mets and the Boston Red Sox.
On December 18, 1878, John Kehoe, the last of the Molly Maguire’s was executed in Pennsylvania. The Molly Maguire’s, an Irish secret society that had allegedly been responsible for some incidences of vigilante justice in the coalfields of eastern Pennsylvania, defended their actions as attempts to protect exploited Irish-American workers. In fact, they are often regarded as one of the first organized labor groups.
On December 17, 1975, a federal jury in Sacramento, California, sentences Lynette Alice Fromme, also known as "Squeaky" Fromme, to life in prison for the attempted assassination of President Gerald Ford.
Walter LeRoy Moody
On December 16, 1989, Federal Judge Robert Vance is instantly killed by a powerful explosion after opening a package mailed to his house near Birmingham, Alabama. Two days later, a mail bomb killed Robert Robinson, an attorney in Savannah, Georgia, in his office. Two other bomb packages, sent to the federal courthouse in Atlanta and to the Jacksonville, Florida office of the NAACP, were intercepted before their intended victims opened them.
On December 14, 2012, 20-year-old Adam Lanza shoots and kills his mother at their Newtown, Connecticut, home then drives to nearby Sandy Hook Elementary School, where he kills 20 first graders and six school employees before turning a gun on himself. The Sandy Hook tragedy was the second-deadliest mass-shooting in the United States, following the 2007 shooting at Virginia Tech, in which a gunman killed 32 students and teachers before committing suicide.
The Texas Seven
On December 13, 2000, seven convicts break out of a maximum-security prison in South Texas, setting off a massive six-week manhunt. The escapees, dubbed the "Texas Seven" by the media, overpowered civilian employees and prison guards in the maintenance shop where they worked and stole clothing, guns and a vehicle. The men left a note saying: "You haven't heard the last of us yet."
On December 12, 1913, two years after it was stolen from the Louvre Museum in Paris, Leonardo da Vinci's masterpiece The Mona Lisa is recovered inside Italian waiter Vincenzo Peruggia's apartment in Florence. Peruggia had previously worked at the Louvre and had participated in the heist with a group of accomplices dressed as Louvre janitors on the morning of August 21, 1911.