On this day: October 13

Zodiac Killer Claims Responsibility in Cryptic Letters to Bay Area Newspapers

On October 13, 1969, a correspondent identifying as the Zodiac sent taunting, encoded letters and ciphers to three newspapers in the San Francisco Bay Area, claiming responsibility for recent murders and challenging authorities.

U.S. Launches Large-Scale Airlift to Middle East During 1973 Crisis

In October 1973, amid the Arab-Israeli Yom Kippur War and growing regional instability, the United States organized a major military and logistical airlift to supply allies and stabilize the situation—a rapid, sustained effort that helped shape Cold War diplomacy and the subsequent oil shock.

1974 London Bombings Attributed to Irish Republican Groups

On 13 October 1974, a series of bombings in London were widely linked by police and officials to Irish republican paramilitary groups amid a year of heightened violence related to the Troubles in Northern Ireland.