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Hace 15 horas · Pittsburgh (/ ˈ p ɪ t s b ɜːr ɡ / PITS-burg) is a city in and the county seat of Allegheny County, Pennsylvania, United States.It is the second-most populous city in Pennsylvania, after Philadelphia, and the 68th-most populous city in the U.S., with a population of 302,971 as of the 2020 census.The city is located in southwestern Pennsylvania at the confluence of the Allegheny River and ...
Hace 15 horas · The 1990s (often referred to as the "'90s" or "Nineties") was a decade that began on January 1, 1990, and ended on December 31, 1999. Known as the "post-Cold War decade", the 1990s are culturally imagined as the period between the Revolutions of 1989 and the September 11 attacks in 2001.The dissolution of the Soviet Union marked the end of Russia's status as a superpower, the end of a ...
