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Eastern Rumelia (Източна Румелия)
Eastern Rumelia (Източна Румелия), autonomous Ottoman province created by the 1878 Treaty of Berlin south of the Balkans, governed by an Organic Statute and Christian Governor-General, united with Bulgaria in 1885.
Eastern Sayan Mountains
Eastern Sayan Mountains, part of the Sayan system of southern Siberia along the Russia–Mongolia border; highest peak Mönkh Saridag (Munku-Sardyk), 3,491 m. Paleozoic thrust-nappe foundation, Cenozoic rejuvenated uplift, Jom-Bolok volcanism.
Eastern Siberia–Pacific Ocean Oil Pipeline
The Eastern Siberia–Pacific Ocean (ESPO; Russian: ВСТО) pipeline connects Siberian oil fields to the Pacific port of Kozmino, with ESPO-1 completed in 2009 and ESPO-2 in 2012.
Eastern span replacement of the San Francisco–Oakland Bay Bridge
The eastern span replacement of the San Francisco–Oakland Bay Bridge replaced the seismically vulnerable eastern half with a new skyway and self-anchored suspension bridge, opened in 2013.
Eastern State Penitentiary
Eastern State Penitentiary, opened in Philadelphia in 1829, was the world's first full-scale penitentiary and home of the Pennsylvania System of solitary confinement with labor; designed by John Haviland, it influenced 300+ prisons, abandoned the system in 1913, closed in 1971, and is now a museum.
Eastern Suburbs (Sydney)
The Eastern Suburbs is an informal region of Sydney, New South Wales, east of the city center, with no legal boundaries, including suburbs like Bondi Junction, Randwick, and Vaucluse.
Eastern Suburbs & Illawarra Line
The Eastern Suburbs & Illawarra Line, also called the Illawarra Railway Line, is Sydney Trains' T4 service from Bondi Junction to Hurstville, Waterfall, and Cronulla.
Eastern Syvash
Eastern Syvash (Ramsar site 769) is a 165,000 ha shallow hypersaline lagoon wetland in Kherson and Crimea, Ukraine, designated 1997, vital for migratory waterbirds, occupied by Russia since 2014 and fully since 2022.
Eastern Taiwan
Eastern Taiwan (FEOW ecoregion 758) is a freshwater ecoregion covering basins east of Taiwan's Chungyang Range draining to the Philippine Sea, from Eluanbi to Wushibi, including Green Island and Orchid Island, with main rivers Lanyang and Peinan and few endemic fishes.
Eastern Telegraph Company
The Eastern Telegraph Company was a British submarine telegraph operator formed in 1872 by John Pender, growing into the world's largest cable company and the ancestor of Cable & Wireless.
Eastern Time Zone
The Eastern Time Zone, one of nine official US time zones, covers the Atlantic coast states and eastern Canada; its standard time is 5 hours behind UTC.
Eastern Turkic Khaganate
The Eastern Turkic Khaganate (東突厥汗國) was a nomadic state ruled by the Ashina house from 552 to 630, when Tang forces captured its khagan and ended it.
Eastern United States
The Eastern United States is the region east of the Mississippi River, with no single official boundary. Covers Census Northeast/South divisions, Atlantic Coastal Plain, Appalachians, fall line, colonial history, and 2025 population trends.
Eastern Visayas
Eastern Visayas (Region VIII) is a Philippine administrative region covering Leyte and Samar islands, with six provinces, 4,625,929 people (2024), Tacloban as its only highly urbanized city, and a services-led economy worth PhP 555.62 billion in 2024.
Eastern Washington
Eastern Washington: the part of Washington state east of the Cascade Crest (also called the East Side), defined in WAC 220-200-020. Drier continental climate, agriculture-dominated economy, Spokane as largest city, and the Cascade Curtain political divide.
Eastern Wei–Liang peace negotiations and Xiao Yan's northern campaigns
The Eastern Wei–Liang peace negotiations and Xiao Yan's northern campaigns (梁武帝北伐与通和) were Emperor Wu of Liang's seven offensives against Northern Wei between 505 and 547.
Eastern whip-poor-will
Eastern whip-poor-will (Antrostomus vociferus), a nocturnal North American nightjar named for its repeated call; split from the Mexican whip-poor-will in 2010; declining, Near Threatened, nests on the ground in phase with the lunar cycle.
Eastern wolf
Eastern wolf (Canis sp. cf. lycaon, Algonquin Wolf): intermediate-sized Canadian canid of central Ontario and southwestern Quebec, Threatened since 2015, under 1,000 mature individuals, deer-eating, taxonomically debated versus grey wolf and coyote hybrids.
Eastern world
Eastern world: a loose term for Asia, the Middle East, and North Africa seen from a European vantage, from Latin oriens (east). Distinguished by shifting regional labels (Near, Middle, Far East) and by Said's 1978 critique of Orientalism.
Eastern Wu (东吴)
Eastern Wu (東吳, Sun Wu, Da Wu) was the Three Kingdoms state founded by Sun Quan, 222–280, with capitals at Wuchang and Jianye; navy-based, hereditary-army system, last of the Three Kingdoms to fall to Jin.
Eastern Yellow Sea Drainages
The Eastern Yellow Sea Drainages is a freshwater ecoregion (ID 638) spanning China and Korea, covering the Yalu River basin and streams draining into Korea Bay and the Yellow Sea.
Eastern yellowjacket
Eastern yellowjacket (Vespula maculifrons), a native North American ground-nesting social wasp of the Vespula vulgaris group, identified by the anchor-shaped black mark on abdominal tergum 1, abundant east of the Great Plains.
Eastern Yue
Eastern Yue (东越) was a Yue kingdom on the Fujian coast created by Emperor Wu of Han, who installed Yu Shan as king alongside King Yao of Min-Yue.
Eastern Zhou Royal City at Luoyang
洛阳东周王城 (Eastern Zhou royal city at Luoyang), capital of Eastern Zhou from 770 to 256 BC on the Jian River; inner-city-outer-guo layout, Tianzi Jia Liu chariot pit, royal cemeteries, and workshop and granary remains.
Eastern Zimbabwe Highlands
Eastern Zimbabwe Highlands (Manica Highlands): FEOW freshwater ecoregion 563, a 450 km mountain belt on Zimbabwe's Mozambique border with Nyanga and Chimanimani ranges, Mount Inyangi 2,592 m, 900-3,000 mm rain, ~150 endemic plants and cryptic stream fish diversity.
Easterners (Tongin)
The Easterners (동인, Tongin) were one of Joseon Korea's first political factions, formed in 1575 around Kim Hyowon during King Seonjo's reign and dominant for about 13 years.
Eastertide
Eastertide, also called Paschal Time or the Great Fifty Days, is the period in the Christian liturgical year from Easter Day to Pentecost, fifty days later, kept as one continuous festival of the resurrection.
Eastin–Knill theorem
The Eastin–Knill theorem is a no-go result in quantum error correction, proven by Bryan Eastin and Emanuel Knill at NIST and published in 2009, forbidding a universal transversal encoded gate set.
Eastlake Power Plant
The Eastlake Power Plant was a coal-fired power plant in Eastlake, Ohio, owned by FirstEnergy, whose Unit 5 trip helped trigger the 2003 North American blackout.
Eastleigh F.C.
Eastleigh F.C., the Spitfires, formerly Swaythling Athletic, is an English non-league club founded in 1946 in Southampton, playing at the Silverlake Stadium in the National League, fifth tier, since promotion as 2013-14 Conference South champions.