The First Test Tube Baby: In 1978, Louise Brown became the world's first baby to be conceived via in vitro fertilization
The Introduction of the Floppy Disk: In the early 1970s, IBM introduced the floppy disk
The Aswan High Dam Completion: Completed in 1970, the Aswan High Dam in Egypt was one of the largest engineering projects of its time
The Cod Wars: A series of confrontations between the UK and Iceland on fishing rights around Icelandic waters
The First Earth Day: Earth Day was first celebrated in 1970, sparking a global environmental movement
Skylab: The United States launched its first space station, Skylab, in 1973, marking an important step in space exploration.
The Betamax vs. VHS Format War: The late 1970s saw the beginning of the format war between Betamax and VHS videotape formats.
The Abolition of the Death Penalty in Many Countries: The 1970s saw a wave of countries abolishing the death penalty
The Disappearance of D.B. Cooper: In 1971, a man known only as D.B. Cooper hijacked a Boeing 727, collected a ransom, and then parachuted into obscurity
The Cambodian Genocide: The Khmer Rouge, led by Pol Pot, took control of Cambodia in 1975
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