5,963 articles
Arkan
Arkan, the nom de guerre of Željko Ražnatović (1952–2000), was a Serbian criminal and paramilitary commander who founded Arkan's Tigers and was killed in Belgrade in 2000.
Armenian Genocide Remembrance Day
Armenian Genocide Remembrance Day, or Medz Yeghern, is observed April 24 marking the 1915 arrest of Armenian intellectuals in Constantinople; commemorates up to 1.5 million genocide victims, centered on Yerevan's Tsitsernakaberd memorial.
Armenian national liberation movement
The Armenian national liberation movement (Հայ ազգային-ազատագրական շարժում) was the Armenian people's political and armed struggle for independence from imperial rule, culminating in the Republic of Armenia in 1918.
Armistice
An armistice is a formal military agreement suspending hostilities by mutual consent, legally defined under the 1907 Hague Convention, without ending the state of war.
Armistice Day
Armistice Day, now Veterans Day in the US and Remembrance Day in the Commonwealth, marks the World War I armistice signed 5 a.m. 11 November 1918 at Compiègne, effective at 11 a.m., first commemorated 1919 with a two minutes' silence.
Armistice of 11 November 1918
Armistice of 11 November 1918 (Waffenstillstand von Compiègne): the Germany-Allied agreement ending Western Front fighting in World War I, signed about 5 a.m. by Matthias Erzberger and Marshal Foch in a Compiègne railway carriage, effective at 11 a.m. with severe disarmament terms.
Armistice of 22 June 1940
Armistice of 22 June 1940, also called the Franco-German armistice (Convention d'armistice franco-allemande): agreement signed at Rethondes, Compiègne, dividing France into occupied and unoccupied zones, disarming its forces, and keeping POWs in Germany until peace.
Armistice of Cassibile
Armistice of Cassibile (Armistizio di Cassibile): the short armistice signed 3 September 1943 in Sicily by Castellano and Bedell Smith, announced 8 September, ending Italy's war against the Allies; followed by the Malta long armistice of 29 September 1943.
Armistice of Mudros
The Armistice of Mudros (Turkish: Mondros Mütarekesi), signed on 30 October 1918 aboard HMS Agamemnon at Lemnos, ended hostilities between the Ottoman Empire and the Allies of World War I.
Armistice process of World War I
The armistice process of World War I was the sequence of negotiations, signings, and renewals that suspended fighting against Germany and its allies between September and November 1918.
Army of Conquest (جيش الفتح)
Army of Conquest (Jaysh al-Fatah, جيش الفتح): Syrian opposition coalition formed 24 March 2015 from seven factions including Ahrar al-Sham and Jabhat al-Nusra; captured Idlib city and much of Idlib province in 2015.
Army of Northern Virginia
Army of Northern Virginia: main Confederate field army in the Civil War's East, also called Lee's army; commanded by Robert E. Lee from June 1, 1862; peak strength about 90,000; surrendered at Appomattox Court House April 9, 1865.
Army of Tennessee
The Army of Tennessee, also called the Confederate Army of Tennessee, was the principal Confederate field army in the Civil War's Western Theater from 1862 to 1865.
Army of the Potomac
Army of the Potomac: principal Union field army of the Civil War's Eastern Theater, 1861–1865, also called Mr. Lincoln's Army. Formed after First Manassas under McClellan; fought Antietam, Fredericksburg, Gettysburg; disbanded June 28, 1865.
Army of the Republic of Vietnam
Army of the Republic of Vietnam (ARVN, Lục quân Việt Nam Cộng hòa), ground force of South Vietnam 1955-1975; grew from 150,000 to over one million troops and dissolved when Saigon fell on 30 April 1975.
Arnhem Oosterbeek War Cemetery
Arnhem Oosterbeek War Cemetery, known as the Airborne Cemetery, is a Commonwealth war cemetery in Oosterbeek, Netherlands, holding most of the dead of the 1944 Battle of Arnhem.
Aro Expedition
The Aro Expedition, or Anglo-Aro War, was a British military campaign in 1901 to 1902 against the Aro Confederacy in southeastern Nigeria, ending with the destruction of the Ibini Ukpabi oracle.
Artaxerxes I
Artaxerxes I (Longimanus), son of Xerxes I, Achaemenid king of Persia 465-424 BC; reconquered Egypt, made the Peace of Callias with Athens, aided the Jews Ezra and Nehemiah, and completed Persepolis' Hall of 100 Columns.
Arul Pragasam
Arul Pragasam, also known as Arular, was a Sri Lankan Tamil activist linked to EROS and the father of rapper M.I.A., whose debut album Arular is named for him.
Assadist–Saddamist conflict
Assadist–Saddamist conflict: the rivalry between Ba'athist Syria under Hafez al-Assad and Ba'athist Iraq under Saddam Hussein, from the 1966 party split through the Iran-Iraq War, the 1982 rupture, and the 2006 rapprochement.
Assassination of Abraham Lincoln
Assassination of Abraham Lincoln: John Wilkes Booth shot the president at Ford's Theatre, Washington, D.C., April 14, 1865, during Our American Cousin; Lincoln died April 15; Booth was killed April 26 at Garrett's farm.
Assassination of Ahmad Shah Massoud
Assassination of Ahmad Shah Massoud (9 September 2001): al-Qaeda suicide bombers posing as journalists killed the Northern Alliance commander at Khwaja Bahauddin, Takhar, two days before 9/11.
Assassination of Albrecht von Wallenstein
The assassination of Albrecht von Wallenstein was the killing of the deposed imperial generalissimo, Duke of Friedland, by officers loyal to Emperor Ferdinand II at Eger on 25 February 1634.
Assassination of Ali Khamenei
Assassination of Ali Khamenei, the killing of Iran's supreme leader on 28 February 2026 in a joint US-Israeli airstrike on his Tehran compound opening the 2026 Iran war; his son Mojtaba succeeded him a week later.
Assassination of Ali Larijani (علی لاریجانی)
Assassination of Ali Larijani (علی لاریجانی), Iran's Supreme National Security Council secretary and post-Khamenei de facto leader, killed with his son in an Israeli airstrike on Tehran on March 17, 2026.
Assassination of Ante Pavelić
Failed 10 April 1957 shooting of Ustaša leader Ante Pavelić in Lomas del Palomar, Argentina; attributed to UDBA or Blagoje Jovović; he fled to Spain and died of wounds in 1959.
Assassination of Anwar Sadat
Assassination of Anwar Sadat: the October 6, 1981 killing of Egypt's president by Egyptian Islamic Jihad officers led by Khaled al-Islambouli during a Cairo military parade, following his 1979 Israel peace treaty and September 1981 crackdown.
Assassination of Aung San
Assassination of Aung San, also called the 19 July 1947 Martyrs' Day killings: gunmen loyal to U Saw killed Burma's independence leader Aung San, six Executive Council colleagues, and two others in Rangoon; U Saw was tried and hanged, and Burma still gained independence in 1948.
Assassination of Bachir Gemayel
Assassination of Bachir Gemayel, also spelled Bashir Gemayel: Lebanon's president-elect, 34, killed by a bomb at the Phalangist Party office in Ashrafieh, East Beirut, September 14, 1982, nine days before taking office; attributed to Syrian intelligence via Habib Chartouny.
Assassination of Charlie Kirk
Charlie Kirk, 31-year-old Turning Point USA co-founder, was fatally shot by a rooftop sniper at Utah Valley University on September 10, 2025; Tyler Robinson was charged and faces the death penalty.