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Yuma War
The Yuma War was an 1850 to 1852 conflict between the Quechan people and the United States over control of the Yuma Crossing of the Colorado River.
Yun Gwan's Jurchen campaigns
Yun Gwan's Jurchen campaigns (윤관의 여진 정벌) were Goryeo expeditions of 1107 to 1109, led by Yun Gwan, which occupied Jurchen territory and built nine fortresses before their negotiated return.
Z (military symbol)
The Z military symbol is a white Latin-letter marking first seen on Russian vehicles around 19 February 2022 before the invasion of Ukraine; it became the chief pro-war symbol, promoted by the Russian Defense Ministry and RT, and declined after 2023.
Z Special Unit
Z Special Unit (Z Force), a joint Allied special forces unit formed in Australia in June 1942 to operate behind Japanese lines in Southeast Asia; administrative holding unit for Special Operations Australia, best known for the Jaywick and Rimau raids on Singapore.
Zaatari refugee camp
Zaatari refugee camp, Jordan's largest camp for Syrian refugees, opened 28 July 2012 near Mafraq. Jointly run by SRAD and UNHCR, it peaked at 200,000 residents in 2013 and now hosts about 47,700.
Zacarias Moussaoui
Zacarias Moussaoui, French al Qaeda operative and the only person tried in the US for the September 11 attacks; pleaded guilty in 2005, sentenced 2006 to life without parole, held at ADX Florence, Colorado.
Zaian War
The Zayane resistance was the armed opposition of Morocco's Zaian Confederation, Amazigh tribes of the Middle Atlas Mountains, to French colonial expansion between 1914 and 1921, in the conflict called the Zaian War.
Zakiur Rehman Lakhvi
Zaki-ur-Rehman Lakhvi, also known as Chachajee, born 1960 in Okara, Pakistan, is co-founder and chief of operations of Lashkar-e-Taiba and the alleged mastermind of the 2008 Mumbai attacks; bailed in 2015, convicted of terror financing in 2021.
Zamość Uprising
The Zamość Uprising (Polish: Powstanie zamojskie) was the armed resistance of the Polish underground, chiefly the Home Army and Peasants' Battalions, against German expulsions of about 100,000 Poles in the Zamość region from 1942 to 1943.
Zapad 2025 (Запад-2025»)
Zapad 2025 (Запад-2025), the Russia-Belarus joint strategic exercise held September 12-16, 2025, was a scaled-down wartime iteration with about 7,000 troops in Belarus, below OSCE observation thresholds, rehearsing Ukraine lessons, TNW and Oreshnik planning.
Zapatista Army of National Liberation
Zapatista Army of National Liberation (Ejército Zapatista de Liberación Nacional, EZLN), indigenous political-military movement in Chiapas, Mexico. Rose in arms January 1, 1994 against NAFTA's entry into force; later built autonomous municipalities, caracoles, and Good Government Juntas, restructured in 2023.
Zapatista uprising
The Zapatista uprising (Spanish: alzamiento zapatista) was an armed rebellion launched in Chiapas, Mexico, on January 1, 1994, the day NAFTA took effect, by the EZLN, drawn largely from indigenous Maya communities.
Zebrzydowski rebellion
The Zebrzydowski rebellion (Polish: Rokosz Zebrzydowskiego), also called the Sandomierz rebellion, was a 1606–1609 revolt of Polish–Lithuanian nobles led by Mikołaj Zebrzydowski against King Sigismund III Vasa.
Żegota
Żegota was the codename of the Council to Aid Jews, an underground Polish organization aiding Jews in German-occupied Poland from December 1942 to January 1945.
Żeligowski's Mutiny
Żeligowski's Mutiny (Polish: Bunt Żeligowskiego) was a staged rebellion by Polish General Lucjan Żeligowski that seized Vilnius from Lithuania in October 1920, creating the Republic of Central Lithuania.
Zenkunen War
The Zenkunen War (前九年の役) was a war in northern Honshu from 1051 to 1062 in which Minamoto no Yoriyoshi destroyed the Abe clan of Mutsu Province.
Zimbabwean involvement in the Second Congo War
Zimbabwe's involvement in the Second Congo War was its military deployment to the Democratic Republic of the Congo from 1998 to 2002 in support of Laurent Kabila's government.
Zionist political violence
Zionist political violence: organized violence by Zionist militias (Haganah, Irgun, Lehi), later Jewish terrorism in Israel and Israeli settler violence in the West Bank, from the 1930s anti-British campaign to the present.
Zone of Interest (Auschwitz)
The Zone of Interest (Interessengebiet des KL Auschwitz) was the roughly 40-square-kilometer SS-controlled restricted area around Auschwitz I and Birkenau, created in 1941 by expelling Polish and Jewish residents; later the title of Amis's novel and Glazer's film.
Zone rouge
Zone Rouge: red-penciled zones of northeastern France isolated after WWI under the 1919 war-damage law, including nine destroyed Verdun villages and the reforested Verdun forest, still restricted for unexploded ordnance.
Zoot Suit Riots
The Zoot Suit Riots were June 1943 race riots in Los Angeles in which white servicemen attacked Mexican American, Black, and Filipino youths, especially zoot suit wearers, after the Sleepy Lagoon murder trial.
Zoya Kosmodemyanskaya
Zoya Kosmodemyanskaya (Зоя Космодемьянская) was a Soviet teenage saboteur hanged by German forces in 1941 and the first woman named Hero of the Soviet Union in World War II.
Zulu Civil War
The Zulu Civil War of 1883–1884 was an armed conflict in Zululand between Cetshwayo's uSuthu and Zibhebhu's Mandlakazi, whose resolution led to Boer annexation of much of Zululand.