... 1952 (55 years ago today), "The Mousetrap," a murder mystery by the prolific British writer Agatha Christie (right), made its debut at the Ambassador Theatre, London. Still running in the West End theatre district to this day, with more than 23,000 performances, it's become the longest-running play in history.
... 1981, "[w]omen's activists" began marking this date "as a day against violence." The day was chosen to commemorate "the brutal assassination in 1960" of Patria, Minerva, and Maria Teresa Mirabal and their driver, Rufino de la Cruz. The 3 sisters, part of a family of political activists in the Dominican Republic, were killed "on orders of Dominican ruler Rafael Trujillo." In 1999, November 25 was officially proclaimed by the U.N. General Assembly as the International Day for the Elimination of Violence against Women (below).