| 47491 | April 24 | Death | 2014 – Ray Musto, American soldier and politician (b. 1929) |
| 47492 | April 24 | Death | 2014 – Sister Ping, Chinese criminal (b. 1949) |
| 47493 | April 24 | Death | 2014 – Shobha Nagi Reddy, Indian politician (b. 1968) |
| 47494 | April 24 | Death | 2014 – Tadeusz Różewicz, Polish poet and playwright (b. 1921) |
| 47495 | April 24 | Death | 2015 – Władysław Bartoszewski, Polish journalist and politician, Polish Minister of Foreign Affairs (b. 1922) |
| 47496 | April 24 | Death | 2015 – Ken Birch, English footballer and manager (b. 1933) |
| 47497 | April 24 | Death | 2015 – Thomas Joseph Connolly, American bishop (b. 1922) |
| 47498 | April 24 | Death | 2015 – Rustum Ghazaleh, Syrian general (b. 1953) |
| 47499 | April 24 | Death | 2015 – Michael Mustill, Baron Mustill, English lawyer and judge (b. 1931) |
| 47500 | April 24 | Death | 2015 – George C. Young, American lawyer and judge (b. 1916) |
| 47501 | April 24 | Holiday and observance | Christian feast day:Ecgberht of RiponFidelis of SigmaringenJohann Walter (Lutheran)MellitusPeter of Saint Joseph BetancurSt Mark's EveWilfrid (Church of England)April 24 (Eastern Orthodox liturgics) |
| 47502 | April 24 | Holiday and observance | Concord Day (Niger) |
| 47503 | April 24 | Holiday and observance | Democracy Day (Nepal) |
| 47504 | April 24 | Holiday and observance | Earliest day on which National Arbor Day can fall, while April 30 is the latest celebrated on the last Friday in April. (United States) |
| 47505 | April 24 | Holiday and observance | Earliest day on which Turkmen Racing Horse Festival can fall, while April 30 is the latest celebrated on the last Sunday in April. (Turkmenistan) |
| 47506 | April 24 | Holiday and observance | Genocide Remembrance Day (Armenia, Episcopal Church (USA)) |
| 47507 | April 24 | Holiday and observance | Kapyong Day (Australia) |
| 47508 | April 24 | Holiday and observance | National Panchayati Raj Day (India) |
| 47509 | April 24 | Holiday and observance | Republic Day (The Gambia) |
| 47510 | April 24 | Holiday and observance | World Day for Laboratory Animals |
| 47511 | April 25 | Event | 404 BC – Peloponnesian War: Lysander's Spartan armies defeated the Athenians and the war ends. |
| 47512 | April 25 | Event | 775 – The Battle of Bagrevand puts an end to an Armenian rebellion against the Abbasid Caliphate. Muslim control over Transcaucasia is solidified and its Islamization begins, while several major Armenian nakharar families lose power and their remnants fle |
| 47513 | April 25 | Event | 799 – After mistreatment and disfigurement by the citizens of Rome, pope Leo III flees to the Frankish court of king Charlemagne at Paderborn for protection. |
| 47514 | April 25 | Event | 1134 – The name Zagreb was mentioned for the first time in the Felician Charter relating to the establishment of the Zagreb Bishopric around 1094. |
| 47515 | April 25 | Event | 1607 – Eighty Years' War: The Dutch fleet destroys the anchored Spanish fleet at Gibraltar. |
| 47516 | April 25 | Event | 1644 – The Chongzhen Emperor, the last Emperor of Ming dynasty China, commits suicide during a peasant rebellion led by Li Zicheng. |
| 47517 | April 25 | Event | 1707 – A coalition of England, the Netherlands and Portugal is defeated by a Franco-Spanish army at Almansa (Spain) in the War of the Spanish Succession. |
| 47518 | April 25 | Event | 1792 – Highwayman Nicolas J. Pelletier becomes the first person executed by guillotine. |
| 47519 | April 25 | Event | 1792 – "La Marseillaise" (the French national anthem) is composed by Claude Joseph Rouget de Lisle. |
| 47520 | April 25 | Event | 1804 – The western Georgian kingdom of Imereti accepts the suzerainty of the Russian Empire |