Red flag

Red flag may refer to:

Signs and warnings

 * Red flag (idiom), a literal or metaphorical warning
 * Red flag (American slavery), signal of an upcoming slave sale
 * Red flag warning, issued by the National Weather Service in the United States
 * Bloody flag, maritime flag signaling an intention to give battle with no quarter (fight to the death)
 * Red flag in motor racing, when conditions are too dangerous to continue the session
 * Red flag in gridiron football
 * Red flag used by a railway conductor

Politics

 * Red flag (politics), predominantly a symbol of left-wing ideologies
 * Red Banner, a symbol of revolutionary struggle used in Russia and the Soviet Union
 * Flag of the Soviet Union, known as the Red Banner
 * Red Flag Party, a communist party in Venezuela
 * Peruvian Communist Party (Marxist–Leninist), originally Peruvian Communist Party – Red Flag
 * Communist Organization of Spain (Red Flag)
 * Communist Party (Burma), or Red Flag Communist Party
 * Communist Party of India (Marxist–Leninist) Red Flag
 * Marxist-Leninist Party of India (Red Flag)

Law

 * Red flag law, a state law in the US that allows temporary confiscation of firearms
 * Red flag traffic laws, in the UK and US in the 19th century affecting drivers of early automobiles
 * "Red Flag Act", a Locomotive Act, the 19th-century British road law
 * Red Flags Rule, to help prevent identity theft in the US

Film and television

 * Red Flag, a 2012 film starring Alex Karpovsky
 * Red Flag: The Ultimate Game, a 1981 TV film starring Barry Bostwick
 * "Red Flag", an episode of Jericho
 * Red Flag, fictional group in Alphas
 * "Red Flag", an episode of the TV documentary series People's Century

Literature

 * Red Flag (magazine), published by the Chinese Communist Party
 * Red Flag (newspaper), by the Trotskyist organisation Socialist Alternative in Australia
 * Shimbun Akahata ('Newspaper Red Flag'), of the Japanese Communist Party
 * Bandera Roja (La Paz), a socialist newspaper in Bolivia of the 1920s
 * Die Rote Fahne ('The Red Flag'), a German communist newspaper created on 9 November 1918 by Karl Liebknecht and Rosa Luxemburg

Music

 * Red Flag (band), a synthpop band founded in 1984
 * Red Flag (album), by All Saints, 2016


 * "The Red Flag", a socialist song
 * "Bandiera Rossa" ('Red Flag'), a famous song of the Italian labour movement
 * "The Standard of Revolt" (French: Le drapeau rouge 'the red flag'), a French socialist song
 * "Red Flag" (song), by Billy Talent, 2006
 * "Red Flags" (song), by Mimi Webb, 2023
 * "Red Flags", a 2023 song by Josh Ross
 * "Red Flags", a 2023 song [[Plain White T's discography|by Plain White T's}}
 * "Red Flag", a song by Slipknot from the 2019 album We Are Not Your Kind
 * "Red Flag", a song by Gwen Stefani from the 2016 album This Is What the Truth Feels Like

Other uses

 * Red Flag AB, a company based in Stockholm and Malta
 * Red Flag Group, a compliance risk firm in Hong Kong
 * Red Flag Linux, software
 * Red Flag Publishing House, a book publisher based in China
 * Exercise Red Flag, a series of United States Air Force training exercises
 * Red Flag – Alaska
 * Red Flag, several classes of locomotives by Kim Chong-t'ae Electric Locomotive Works, in North Korea
 * Charles E. Taylor (politician), known as "Red Flag" Taylor, an American politician