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.
1968: Mary Bell found guilty of double killing. An 11-year-old girl has been sentenced to life in detention after being found guilty at Newcastle Assizes of the manslaughter of two small boys. Mary Bell is said to have strangled the boys, aged four and three, solely for the pleasure and excitement of killing. The jury heard Mary, also known as May, was suffering from diminished responsibility at the time and therefore found her not guilty of murder.