1959

System of waterways in Canada and the US

The St. Lawrence Seaway is a system of rivers, locks, canals, and channels in Eastern Canada and the Northern United States that permits oceangoing vessels to travel from the Atlantic Ocean to the Great Lakes of North America, as far inland as Duluth, Minnesota, at the western end of Lake Superior. The seaway is named for the St.

U.S. naval officer and computer scientist (1906–1992)

Grace Brewster Hopper was an American computer scientist, mathematician, and United States Navy rear admiral. She was a pioneer of computer programming. Hopper was the first to devise the theory of machine-independent programming languages, and used this theory to develop the FLOW-MATIC programming language and COBOL, an early high-level programming language still in use today.

International organization

The Organization of American States is an international organization founded on 30 April 1948 to promote cooperation among its member states within the Americas.

Initial American crewed spaceflight program (1958–1963)

Project Mercury was the first human spaceflight program of the United States, running from 1958 through 1963. An early highlight of the Space Race, its goal was to put a man into Earth orbit and return him safely, ideally before the Soviet Union. Taken over from the US Air Force by the newly created civilian space agency NASA, it conducted 20 uncrewed developmental flights, and six successful flights by astronauts.

International airport serving Moscow, Russia

Sheremetyevo International Airport is one of four international airports that serve the city of Moscow. It is the busiest airport in Russia and the post-Soviet states, as well as the ninth-busiest airport in Europe. Originally built as a military airbase, Sheremetyevo was converted into a civilian airport in 1959.

League that merged with the NFL in 1970

The American Football League (AFL) was a major professional American football league that operated for ten seasons from 1960 until 1970, when it merged with the older National Football League (NFL) and became that league's American Football Conference (AFC). The upstart AFL operated in direct competition with the more established NFL throughout its existence. It was more successful than earlier rivals to the NFL, including not only the organizations founded under the AFL name in 1926, 1936, and 1940, but also the later All-America Football Conference (AAFC), which existed between 1944 and 1950 but conducted operations only between 1946 and 1949.