There are all sorts of rumors about how the term 420 came to be associated with lighting up a joint, but according to the myth-busting website Snopes.com, it was born in the 1970s at San Rafael High School in California, where about a dozen students gathered each day at 4:20 p.m. to smoke pot.
Mary Surratt was arrested as a conspirator in the assassination of Abraham Lincoln in 1865. Louis Weichmann moved into Mary Surrattâs boardinghouse on November 1, 1864. On December 23, 1864, Dr. Samuel Mudd introduced John Surratt, Jr. to John Wilkes Booth. Booth recruited John Jr. into his conspiracy to kidnap Abraham Lincoln.
As part of the plot to kidnap Lincoln in March 1865, John Surratt, Atzerodt, and conspirator David Herold hid two Spencer carbines, ammunition, and some other supplies at the Surratt tavern in Surrattsville. On April 11, Mary Surratt rented a carriage and drove to the Surratt tavern.