5,963 articles
Pogroms in the Russian Empire
Pogroms in the Russian Empire were waves of mass anti-Jewish violence that began in 1881. These events led to the death of thousands of Jews and prompted roughly two million to emigrate.
Poisoning of Alexander Litvinenko
The 2006 London poisoning of ex-FSB officer Alexander Litvinenko with polonium-210 in tea, killed by Andrey Lugovoy and Dmitri Kovtun under FSB direction; UK inquiry and ECHR held Russia responsible.
Poisoning of Sergei and Yulia Skripal (Юлия Скрипаль)
Poisoning of Sergei and Yulia Skripal (Юлия Скрипаль): attempted Novichok murder of a former GRU officer and his daughter in Salisbury, 4 March 2018; attributed to GRU Unit 29155; Dawn Sturgess died in Amesbury.
Pokrovsk offensive
Pokrovsk offensive: Russian campaign launched after the fall of Avdiivka in February 2024 to seize the Donetsk logistics hub of Pokrovsk, marked by infiltration tactics, drone-driven interdiction, encirclement by November 2025, and a claimed Russian capture in December 2025.
Polish government-in-exile
The Polish government-in-exile (Rząd RP na uchodźstwie), formed in Paris 30 September 1939 under President Raczkiewicz and General Sikorski and seated in London from 1940, was the constitutional continuation of interwar Poland, recognized by the Allies until July 1945 and functioning until 1990.
Polish National Committee (1917–1919)
The Polish National Committee (Komitet Narodowy Polski) was an émigré political body founded in Lausanne in 1917 by Roman Dmowski, recognized by the Entente powers.
Polish resistance movement in World War II
Polish resistance movement in World War II: the Polish Underground State and its Home Army (Armia Krajowa), about 350,000 strong by 1944, fighting German and Soviet occupation until dissolution on 19 January 1945.
Polish Underground State
Polish Underground State (Polskie Państwo Podziemne, Polish Secret State): clandestine civil and military institutions of the Republic of Poland in 1939–1945 under the government-in-exile, with the Government Delegation, underground courts, and the Home Army.
Polish–Czechoslovak border conflicts
The Polish–Czechoslovak border conflicts were disputes between the Second Polish Republic and First Czechoslovak Republic in 1918–1920 over Cieszyn Silesia, Spiš, and Orava, including the Seven-Day War of 1919.
Polish–Lithuanian occupation of Moscow
The Polish–Lithuanian occupation of Moscow (1610–1612) was the two-year presence of Commonwealth troops holding the Kremlin and Kitay-gorod until the garrison capitulated to Pozharsky's militia in November 1612.
Polish–Lithuanian War
The Polish–Lithuanian War was an undeclared conflict between newly independent Poland and Lithuania after World War I, fought mainly over Vilnius, ending with a truce in 1920 that left the region to Poland.
Polish–Lithuanian–Teutonic War
The Polish–Lithuanian–Teutonic War, known in Polish historiography as the Great War with the Teutonic Order, was fought from 1409 to 1411, culminating in the Battle of Grunwald in 1410.
Polish–Ottoman War (1672–1676)
The Polish–Ottoman War of 1672–1676, also called the Second Polish–Ottoman War (Polish: wojna polsko-turecka 1672–1676), was fought between the Polish–Lithuanian Commonwealth and the Ottoman Empire, allied with the Crimean Khanate.
Polish–Soviet War
The Polish-Soviet War (wojna polsko-bolszewicka) was the 1919-1921 conflict between the Second Polish Republic and Soviet Russia, fought over undefined eastern borderlands. Key events: the Kiev expedition, Battle of Warsaw 1920, and Treaty of Riga.
Polish–Swedish War (1600–1629)
The Polish–Swedish War (1600–1629) pitted the Polish–Lithuanian Commonwealth against Sweden over Livonia and Baltic trade, beginning when Sigismund III Vasa claimed Estonia in 1600 and ending with the Truce of Altmark in September 1629.
Polish–Ukrainian conflict (1939–1947)
Polish–Ukrainian conflict 1939–1947: armed struggle between OUN-UPA and the Polish Home Army, the Volhynia massacres of about 100,000 Poles, the 1944–46 population exchange, and Operation Vistula's 1947 deportation of 140,575 Ukrainians.
Polish–Ukrainian War
Polish–Ukrainian War (wojna polsko-ukraińska 1918–1919), conflict between reborn Poland and the West Ukrainian People's Republic (ZUNR) over eastern Galicia; began 1 November 1918 in Lviv, ended with the UHA's July 1919 crossing of the Zbruch and Polish rule confirmed in 1923.
Political Consultative Committee
The Political Consultative Committee (Polityczny Komitet Porozumiewawczy) was the underground political representation of occupied Poland, created in February 1940 by the four main Polish parties and serving as adviser to the Government Delegation.
Political violence in the United States
Political violence in the United States: use or threat of force to provoke or prevent political change, from Reconstruction-era Klan terrorism to modern threats against election workers, with right-wing attacks causing most lethal incidents since 1975.
Ponary massacre
The Ponary massacre was the mass shooting of roughly 70,000 to 100,000 people, mostly Jews, at Ponary near Vilnius by German and Lithuanian forces from 1941 to 1944.
Ponce massacre
Ponce massacre (La Masacre de Ponce): Palm Sunday, March 21, 1937, police shooting of an unarmed Nationalist Party march in Ponce, Puerto Rico; 19 civilians and 2 police killed, over 150 wounded; ACLU Hays Commission found police responsible.
Pondoland revolt
The Pondoland revolt, also known as the Mpondo Revolt, was a rural uprising by Mpondo peasants in Pondoland, South Africa, against the Bantu Authorities Act from 1960 into 1961.
Popular Front for the Liberation of Libya
Popular Front for the Liberation of Libya (PFLL, الجبهة الشعبية لتحرير ليبيا), a Gaddafi-loyalist Libyan militia and political party founded December 26, 2016, supporting Saif al-Islam Gaddafi's presidential candidacy as part of the Green Resistance.
Porepunkah police shootings
Porepunkah police shootings: 26 August 2025 killing of two Victoria Police officers and wounding of a third executing a warrant at Porepunkah, Victoria, by sovereign-citizen-associated Dezi Freeman, 56, who fled into bush and was shot dead by police near Thologolong on 30 March 2026.
Port Arthur massacre (Australia)
Port Arthur massacre (Australia): 28 April 1996 mass shooting at Port Arthur, Tasmania, in which Martin Bryant killed 35 people; it triggered the 1996 National Firearms Agreement and a buyback of more than 650,000 firearms.
Port Chicago disaster
Port Chicago disaster: July 17, 1944 munitions explosion at Port Chicago Naval Magazine, California, killing 320; led to the Port Chicago 50 mutiny trial and 2024 Navy exoneration.
Porto Boat Bridge disaster
The Porto Boat Bridge disaster, or Ponte das Barcas, was the collapse of a floating crossing over the Douro River in Porto in 1809, during the French invasion.
Portuguese conquest of Gaza
The Portuguese conquest of Gaza was the 1894–1895 campaign by which Portugal destroyed the Gaza Empire in southern Mozambique, capturing King Ngungunyane at Chaimite in December 1895.
Portuguese conquest of Kasanje
The Portuguese conquest of Kasanje was the 1910–1911 incorporation of the Kingdom of Kasanje, an Imbangala state in Angola's Kwango River valley, into the Portuguese colony of Angola.
Portuguese conquest of Ksar es-Seghir
The Portuguese conquest of Ksar es-Seghir (Alcácer Ceguer) was the capture in October 1458 of the fortified Moroccan town by King Afonso V of Portugal, who held it until 1550.