All articles starting with L
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Left Front-led Alliance
The Left Front-led Alliance (LF+) is a political alliance in West Bengal formed by the Left Front for the 2026 assembly election, winning 2 of 293 seats.
Left Heart Bypass
Left heart bypass (LHB, distal aortic perfusion) drains oxygenated blood from the left atrium and returns it to the distal aorta or femoral artery during thoracoabdominal aneurysm repair, reducing spinal cord ischemia; used since the 1950s.
Left heart catheterization
Left heart catheterization (LHC) is an invasive procedure in which a catheter is advanced into the left ventricle to measure pressures and image the coronary arteries.
Left March
Left March (Левый марш) is an agitational poem by Vladimir Mayakovsky, written in December 1918 for revolutionary sailors in Petrograd and built on the chanted refrain "Left! Left! Left!".
Left Opposition
The Left Opposition (Левая оппозиция) was an opposition faction inside the Soviet Communist Party formed in October 1923 around Leon Trotsky's criticism of Stalin's leadership.
Left Party (Sweden)
Vänsterpartiet (Left Party of Sweden), founded 1917 as a communist splinter of the Social Democrats, renamed from Vänsterpartiet Kommunisterna in 1990; socialist, feminist, ecological party that peaked at 12 percent in 1998.
Left posterior fascicular block
Left posterior fascicular block (LPFB), or left posterior hemiblock, is a rare conduction block in the posterior fascicle of the left bundle branch, causing right axis deviation on ECG and usually reflecting coronary or other structural heart disease.
Left Right Left (TV series)
Left Right Left is a Hindi youth drama that aired on SAB TV from July 10, 2006 to 2008, following six cadets at Kanchanjunga Military Academy, produced by Deeya and Tony Singh with Rajeev Khandelwal as Captain Rajveer.
Left sided ulcerative colitis
Left-sided ulcerative colitis (Montreal E2) is UC limited to the colon distal to the splenic flexure, about 40% of cases at diagnosis, treated first with combined rectal and oral 5-aminosalicylates.
Left SR uprising of July 1918
The Left SR uprising of July 1918 (Мятеж левых эсеров) was an armed rising in Moscow by Left Socialist-Revolutionaries against the Bolshevik government, crushed within a day.
Left superior caval vein
Left superior caval vein (persistent left superior vena cava, PLSVC): the most common thoracic venous anomaly, a left-sided SVC draining via the coronary sinus, present in about 0.6% of people and up to 10% of congenital heart disease patients.
Left Unity (UK)
Left Unity (UK): radical left, ecosocialist party founded in 2013 after Ken Loach's Guardian appeal; founding conference 30 November 2013; stood ten parliamentary candidates in 2015, then suspended elections to support Corbyn; member of the Party of the European Left.
Left ventricular failure
Left ventricular failure (ICD-11 BD11), also called left-sided heart failure, is abnormal left ventricular function causing pulmonary congestion and fluid retention; classified by ejection fraction (reduced, mid-range, preserved, improved), AHA/ACC stages A–D, and NYHA classes I–IV.
Left ventricular hypertrophy
Left ventricular hypertrophy (LVH) is thickening of the left ventricle wall, usually from hypertension or aortic stenosis; diagnosed by ECG and echocardiography, treated by controlling the underlying cause.
Left- and right-hand traffic
Left- and right-hand traffic are the two road conventions: about a third of countries, mostly former British colonies, drive on the left, the rest on the right.
Left-arm unorthodox spin
Left-arm unorthodox spin, or left-arm wrist spin, is a rare bowling style in cricket that turns into the batter and is mechanically distinct from left-arm orthodox spin.
Left-conservatism
Left-conservatism combines left-wing economic positions with social conservatism, occupying an off-diagonal cell of the two-dimensional political space. Related to paternalistic conservatism; documented in Russia and in Pew's Order and Opportunity Left typology group.
Left-Hand and Right-Hand castes
The Left-Hand and Right-Hand castes (இடத்தை–வலங்கை) were two supra-caste confederations of medieval Tamil country, the idangai and valangai, whose joint revolt in 1429 protested heavy taxation.
Left-hand path and right-hand path
The left-hand path and right-hand path are opposed Western esoteric orientations: the left preserves and deifies the individual self, the right dissolves it into unity.
Left-Handed Girl
Left-Handed Girl (左撇子女孩) is a 2025 Taiwanese drama, Shih-Ching Tsou's solo directorial debut co-written and edited by Sean Baker, about a Taipei night-market family and a left-handed girl's 'devil hand'; Cannes Critics' Week, Netflix, Taiwan's 98th Oscars entry.
Left-libertarianism
Left-libertarianism, also called social libertarianism, is a political philosophy combining full self-ownership with egalitarian ownership of natural resources, supporting redistribution paid for by taxes on resource use rather than income.
Left-right symmetric model
The left-right symmetric model (LRSM) is a Standard Model extension giving right-handed fermions their own weak interaction, proposed in 1975 to explain parity violation and neutrino mass.
Left-wing antiglobalism
Left-wing antiglobalism, also called alter-globalization or the global justice movement, is Left opposition to neoliberal trade globalization. Key facts: Seattle 1999 WTO protests (~50,000), World Social Forum (Porto Alegre 2001), Zapatista and Attac origins, and ambiguous left-populism evidence.
Left-wing nationalism
Left-wing nationalism combines nationalist attachment with leftist, often anti-imperialist politics, typically in a civic rather than ethnic form, framing the nation as exploited by external powers; seen in anti-colonial liberation movements and left euroscepticism.
Left-wing politics
Left-wing politics: the egalitarian side of the left-right spectrum, a social construct originating in 1789 French Assembly seating; spans socialism, social democracy, and democratic socialism; measured cross-nationally with contested comparability.
Left-wing populism
Left-wing populism, or inclusionary populism, combines populist people-versus-elite rhetoric with left-wing redistributive politics, targeting economic elites rather than ethnic outsiders; exemplified by Latin America's pink tide leaders and Europe's SYRIZA and Podemos.
Left-wing press in the United Kingdom
Left-wing press in the UK: newspapers, magazines and digital outlets on the political left, including the Daily Mirror, Guardian, Morning Star, Tribune, Novara Media and Red Pepper, in a national press where most titles lean right.
Left-wing terrorism
Left-wing terrorism is political violence by non-state actors opposing capitalism, imperialism, or colonialism, or espousing socialist, anarchist, or related beliefs. It peaked in Western Europe and the US in the 1960s–1980s (Red Brigades, RAF, Weather Underground), declined, and remains far less lethal than right-wing or jihadist terrorism.
Left–right political spectrum
Left–right political spectrum: one-dimensional scale for classifying political positions, originating in 1789 French National Assembly seating; left favors intervention and equality, right favors market and hierarchy; widely measured by self-placement surveys.
Lefteris Petrounias
Lefteris Petrounias (Ελευθέριος Πετρούνιας), Greek artistic gymnast born 1990 in Athens, rings specialist nicknamed Lord of the Rings: Olympic gold Rio 2016, bronze Tokyo 2020 and Paris 2024, three world titles, record European medals.