* 1980 – Matthew Carey, American actor

* 1980 – Tommi Evilä, Finnish long jumper

* 1980 – Tanja Poutiainen, Finnish ski racer

* 1980 – Samuel Doe takes control of Liberia in a coup d ' état, ending over 130 years of minority Americo-Liberian rule over the country.

* 1980 – Terry Fox begins his " Marathon of Hope " at St. John's, Newfoundland.

* 1980 – Brian McFadden, Irish singer-songwriter ( Westlife )

* 1980 – Erik Mongrain, Canadian composer and guitarist

* 1980 – Accession of Queen Beatrix of the Netherlands.

* 1980 – Jeroen Verhoeven, Dutch footballer

* 1980 – Luis Scola, Argentinean basketball player

* 1912 – Gloria Guinness, Mexican writer and editor ( d. 1980 )

* 1980 – Neha Dhupia, Indian model and actress

* 1980 – Kyle Lowder, American actor

* 1907 – László Heller, Hungarian engineer ( d. 1980 )

* 1980 – Danny Collins, Welsh footballer

* 1980 – Monique Ganderton, Canadian actress and stunt-woman

* 1980 – András Horváth, Hungarian footballer

* 1980 – Charles McCarthy, American mixed martial artist

* 1980 – Wilber Pan, American-Taiwanese singer, producer, and actor

* 1980 – Seneca Wallace, American football player

* 1896 – Erich Hückel, German physicist ( d. 1980 )

* 1896 – Jean Piaget, Swiss psychologist ( d. 1980 )

* 1980 – Texas Battle, American actor

* 1980 – Nuria Cabanillas, Canadian-Spanish gymnast

* 1980 – Charlie David, Canadian actor

The Paleocene recovery of plants began with recolonizations by fern species, represented as a fern spike in the geologic record ; this same type of fern recolonization was observed after the 1980 Mount St. Helens eruption .< ref name =" SchultzDhondt ">

By comparison, when Mount St. Helens erupted in 1980, it released ~ 1. 2 km < sup > 3 </ sup > ( DRE ) of ejecta.

Such earthquakes can serve as an early warning of volcanic eruptions, as during the Mount St. Helens eruption of 1980.

In 1980, Cousteau traveled to Canada to make two films on the Saint Lawrence River and the Great Lakes, Cries from the Deep and St. Lawrence: Stairway to the Sea.

Major League Baseball returned to the city in 1969 with the Royals, who have proven stable and became the first American League expansion team to reach the playoffs, in 1976, the World Series, in 1980 and to win the World Series, in 1985 against the state-rival St. Louis Cardinals in the " Show-Me Series.

The song " All Things Dull and Ugly " and the parody scripture reading " Martyrdom of St. Victor " were performed on Monty Python's Contractual Obligation Album ( 1980 ).

* 1980 – 1980 eruption of Mount St. Helens: Mount St. Helens erupts in Washington, United States, killing 57 people and causing $ 3 billion in damage.

Post Punk Diary, 1980 – 1982 ( New York: St. Martin's ).

Training camps were previously held at Chestnut Hill Academy in 1935, St. Joseph's University in 1939 and 1943, Saranac Lake from 1946 – 1948, Hershey from 1951 – 1967, Albright College from 1968 – 1972, Widener University from 1973 – 1979, and West Chester University from 1980 – 1995.

P & G-produced soaps Another World and Guiding Light both went to St. Croix in 1980, the former show culminating a long-running storyline between popular characters Mac, Rachel and Janice, and the latter to serve as an exotic setting for Alan Spaulding and Rita Bauer's torrid affair.

Due to structural weakness, the spire of St James church was demolished in 1980.

Taking advantage of the labour party's confusion, the PAM party was very successful in the 1980 elections, winning 3 seats on St. Kitts, compared to the labour party's 4.

Although St. Lucia has historically been spared from serious hurricane destruction, Hurricane Allen decimated the agricultural sector and claimed nine lives in 1980.

By way of comparison, the 1980 Mount St. Helens eruption was a VEI-5 with 1. 2 km < sup > 3 </ sup > of ejecta.

Mount St. Helens the day before the 1980 eruption, which removed much of the northern face of the mountain, leaving a large Volcanic crater | crater

Mount St. Helens is most notorious for its catastrophic eruption on May 18, 1980, at 8: 32 am PDT, the deadliest and most economically destructive volcanic event in the history of the United States.

Prior to the 1980 eruption, Mount St. Helens was the fifth-highest peak in Washington.

It produced the only unequivocal laterally directed blast known from Mount St. Helens before the 1980 eruptions.

The symmetrical appearance of St. Helens prior to the 1980 eruption earned it the nickname " Mount Fuji of America ".

Harry Randall Truman ( October 30, 1896 – May 18, 1980 ) was a resident of the U. S. state of Washington who lived on Mount St. Helens and came to brief fame in the months preceding the 1980 eruption after stubbornly refusing to leave his home.