All articles starting with S
44,216 articles
Strategic Defense Initiative
The Strategic Defense Initiative (SDI), nicknamed "Star Wars," was a US research program announced by President Ronald Reagan in 1983 to develop defenses against nuclear-armed ballistic missiles.
Strategic Hamlet Program
The Strategic Hamlet Program was a 1962 counterinsurgency scheme of the Republic of Vietnam. It concentrated rural villagers into fortified settlements to isolate them from the Viet Cong.
Strategic human resource planning
Strategic human resource planning aligns an organization's long-term business strategy with its future workforce supply and demand, so the right people with the right skills are available at the right times.
Strategic lawsuit against public participation
SLAPP (strategic lawsuit against public participation): retaliatory litigation used to silence critics through defense costs and damage threats. Term coined by Pring and Canan; countered by US state anti-SLAPP statutes and the EU Anti-SLAPP Directive 2024/1069.
Strategic management
Strategic management, also known as corporate strategy, is the continuous process by which an organization's leaders formulate, implement, and evaluate decisions that set its long-term direction.
Strategic Mutual Defence Agreement
Strategic Mutual Defence Agreement (SMDA), Pakistan–Saudi Arabia bilateral defence pact signed 17 September 2025 in Riyadh; aggression against one is aggression against both; basis for the 2026 Makkah trilateral pact with Türkiye.
Strategic National Stockpile
Strategic National Stockpile (SNS), also National Pharmaceutical Stockpile: HHS/ASPR-managed multibillion-dollar U.S. inventory of drugs, vaccines, PPE, and ventilators for public health emergencies, created 1999, deployable within 12 hours.
Strategic Petroleum Reserve (India)
The Strategic Petroleum Reserve is India's government-held underground crude oil storage program, run by ISPRL, with 5.33 MMT of Phase I capacity covering about 9.5 days of crude requirement.
Strategic Petroleum Reserve (United States)
The U.S. Strategic Petroleum Reserve (SPR) is the federal emergency crude-oil stockpile in Gulf Coast salt caverns; ~394 million barrels at end-2024, largest government-owned reserve, created by the 1975 EPCA.
Strategic planning
Strategic planning is a leadership process in which an organization defines where it is now, where it needs to be in three to five years, and how to get there.
Strategic sealift ships
Strategic sealift ships, also called Maritime prepositioning ships, are cargo vessels that move military equipment and supplies across oceans, carrying over 90 percent of cargo when the United States deploys forces.
Strategic sourcing
Strategic sourcing is the structured, collaborative process of analyzing an organization's spending to leverage purchasing power and reduce costs, typically covering upstream work through contract award.
Strategic trade policy
Strategic trade policy is trade policy, such as export or production subsidies, that shifts profits from foreign to domestic firms in an international oligopoly, a concept from Spencer and Brander's 1983 and 1985 papers.
Strategic voting
Strategic (tactical) voting: casting a ballot for a second-preferred candidate or party because it has a better chance of winning; distinct from sincere voting, measured via surveys, and unavoidable under Gibbard-Satterthwaite.
Strategic voting in cardinal systems
Strategic voting in cardinal systems is the study of tactical behavior under rated rules like approval and range voting, where strategic voters give only extreme grades.
Strategies of the Warring States
Strategies of the Warring States (戰國策) is a Han-dynasty compilation of the persuasions and stratagems of the Warring States period's itinerant political strategists, assembled by Liu Xiang.
Strategist
Strategist: a person who shapes strategy for armies, firms, or governments, from the Greek strategos (army leader, Athens c. 508–7 BC); works through strategic thinking, scenario planning, foresight, and bias-aware decision processes.
Stratego
Stratego (Stratego, by Jumbo/Hasbro) is a two-player hidden-rank board wargame on a 10x10 board with 40 pieces per side; capture the enemy flag. Created by Mogendorff, trademarked 1942, US release 1961.
Strategos (στρατηγός)
Strategos (στρατηγός, plural strategoi), Greek "general"; in Athens a board of ten annually elected generals (by 487/6 BCE), the only elected magistrates, later a title for federal magistrates, Hellenistic governors, and Byzantine theme commanders.
Strategos of the nome
The strategos of the nome (Greek: strategos) was the military and civil governor of a nome in Ptolemaic Egypt, attested in papyri from the 3rd century BC.
Strategy
Strategy is a general plan to achieve long-term or overall goals under conditions of uncertainty, linking ends to means by setting priorities, determining needed actions, and mobilizing limited resources.
Strategy (game theory)
In game theory, a strategy is a complete plan of action specifying a player's move in every possible state, including states never reached in play.
Strategy (song)
Strategy (feat. Megan Thee Stallion) is a December 6, 2024 single by TWICE, title track of the 14th mini album STRATEGY; an English 8-bit hip-hop track that later charted via the KPop Demon Hunters soundtrack, peaking at No. 51 on the Hot 100 and going RIAA platinum.
Strategy game
Strategy game: video game genre of planning and resource management over reflexes; subgenres include RTS, 4X, grand strategy, MOBA, tower defense; named with Dune II (1992); mobile strategy earned $9.1bn in H1 2026.
Strategy of American football
Strategy of American football covers offensive, defensive, and special-teams planning: downs system, forward-pass and formation history, RPOs, coverage schemes, fourth-down analytics, and rule-driven change.
Strategy pattern
The Strategy pattern, also called the Policy pattern, is a behavioral design pattern that places each algorithm in its own class so the context can swap them at runtime.
Strategy video game
Strategy video game genre: planning-focused games of resource and unit management against human or AI opponents. Subgenres include RTS (Dune II, StarCraft), turn-based, 4X, and grand strategy; 10,796 Mobygames titles as of 2015.
Stratfor
Stratfor, also known as Strategic Forecasting Inc., is an American geopolitical intelligence company founded in 1996 by George Friedman, known as a "private CIA" and now part of RANE.
Stratford Festival
The Stratford Festival, a classical repertory theatre in Stratford, Ontario, founded 1953 by Tom Patterson with Tyrone Guthrie; known for its thrust stage, 700+ performances a season, and 2027 75th season.
Stratford Festival Theatre
The Stratford Festival Theatre is a 1,833-seat thrust-stage theater in Stratford, Ontario, opened in 1957 as the first permanent thrust-stage theater in North America, with its stage conceived by Tyrone Guthrie and Tanya Moiseiwitsch.