2nd » President of the United States known as United States President Richard Nixon signs a National Maximum Speed Law Enactment e.g bill lowering the maximum U.S. speed limit to 55 MPH in order to conserve gasoline during an OPEC embargo.
4th » United States President Richard Nixon refuses to hand over materials subpoenaed by the Senate Watergate scandal e.g Watergate Committee.
5th » An earthquake in Lima, Peru, kills six people, and damages hundreds of houses.
5th » Warmest reliably measured temperature in Antarctica of +59 °F (+15 °C) recorded at Vanda Station
6th » In response to the 1973 oil crisis, daylight saving time commences nearly four months early in the United States.
13th » Archbishop Seraphim of Athens called Seraphim is elected List of archbishops of Athens called Archbishop of Athens and All Greece.
15th » Dennis Rader aka the BTK Killer kills his first victims by binding, torturing and murdering Joseph, Joseph II, Josephine and Julie Otero in their house.
27th » The Brisbane River breaches its banks causing 1974 Brisbane flood e.g the largest flood to affect the city of Brisbane in the 20th century.