Search results
Results from the WOW.Com Content Network
Events from the year 1975 in the ... into the 21st century. January 18 – The United States Atomic Energy ... of 1975; Timeline of United States history (1970–1989
1975 in the United States by state or territory (54 C) 1975 events in the United States by month (12 C) 1975 disestablishments in the United States (44 C, 15 P)
This page was last edited on 15 October 2023, at 08:05 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
This is an accepted version of this page This is the latest accepted revision, reviewed on 17 December 2024. This article is about the year 1975. For other uses, see 1975 (disambiguation). 1975 January February March April May June July August September October November December Calendar year Millennium: 2nd millennium Centuries: 19th century 20th century 21st century Decades: 1950s 1960s ...
Fault Lines: A History of the United States Since 1974 (WW Norton, 2019), scholarly history. excerpt; Olson, James S. ed. Historical Dictionary of the 1970s (1999) excerpt; Richards, Marlee. America in the 1970s (Twenty-First Century Books, 2010) online. Sandbrook, Dominic. Mad as Hell: The Crisis of the 1970s and the Rise of the Populist Right ...
1837 – First American patent for an electric motor (U.S. patent 132). 1850 – The first explicit statement of the first and second law of thermodynamics, given by Rudolf Clausius. [7] 1860 – Lenoir 2 cycle engine [8] 1872 – Brayton Engine; 1877 – Nicolaus Otto patents a four-stroke internal combustion engine (U.S. patent 194,047). [9]
There were approximately 200,000 gas stations in the United States by the end of the 1920s — but reportedly only 111,100 gas stations by 2016. A changing marketplace, including from more fuel ...
In the second half of the 20th century, as the United States was drawn into competition with the Soviet Union for political, economic, and military primacy, the government invested heavily in scientific research and technological development which spawned advances in spaceflight, computing, and biotechnology.