* 1876 – The April Uprising, a key point in modern Bulgarian history, leading to the Russo-Turkish War and the liberation of Bulgaria from domination as an independent part of the Ottoman Empire.

In 1876, the April Uprising saw insurrection spreading among the Bulgarians.

Konrad Hermann Joseph Adenauer (; 5 January 1876 – 19 April 1967 ) was a German statesman.

* 1876 – The April Uprising breaks out in Bulgaria.

Laboulaye arranged events designed to appeal to the rich and powerful, including a special performance at the Paris Opera on April 25, 1876, that featured a new cantata by composer Charles Gounod.

A pamphlet he published in September 1876, Bulgarian Horrors and the Question of the East, attacked the Disraeli government for its indifference to the Ottoman Empire's violent repression of the Bulgarian April uprising.

* April 5 – Sir Nigel Gresley, English steam locomotive engineer ( Flying Scotsman and Mallard ) ( b. 1876 )

* April 25 – Walter Tewksbury, American athlete ( b. 1876 )

* April 8 – Robert Bárány, Austrian physician, recipient of the Nobel Prize in Physiology or Medicine ( b. 1876 )

* April 13 – Culbert Olson, Governor of California ( b. 1876 )

* May – Batak massacre refers to the massacre of Bulgarians in Batak by Ottoman troops in 1876 at the beginning of the April Uprising.

* April 19 – Konrad Adenauer, Chancellor of Germany ( b. 1876 )

* April 17 – Harriet Brooks, Canadian physicist ( b. 1876 )

* April 2 – Empress Zawditu of Ethiopia ( b. 1876 )

* April 6 – Friedrich Wilhelm Ritschl, German scholar ( d. 1876 )

* April 26 – Charles Goodyear, American politician ( d. 1876 )

* France: 22 April 1876, Théâtre-Lyrique Italien, Salle Ventadour, Paris, with almost the same cast as the Milan premiere, but with Édouard de Reszke making his debut as the King.

The first game in the National League of Professional Baseball Clubs — on Saturday, April 22, 1876 ( at the Jefferson Street Grounds, Philadelphia ) — is often pointed to as the beginning of Major League Baseball.

* Booknotes interview with Roy Morris, Jr. on Fraud of the Century: Rutherford B. Hayes, Samuel Tilden, and the Stolen Election of 1876, April 6, 2003.

By the 19th century, the Bulgarian National Revival became a key component of the struggle for independence, which would culminate in the failed April uprising in 1876, which prompted the Russo-Turkish War of 1877-78 and the subsequent Liberation of Bulgaria.

Erich Johann Albert Raeder ( 24 April 1876 – 6 November 1960 ) was a naval leader in Germany before and during World War II.

* Küpeyakwüskonam ( Kupeyakwuskonam, Kah-pah-yak-as-to-cum-One Arrow, French: ‘ Une Flèche ’, Chief of the Parklands or Willow Cree, born 1815 in the Saskatchewan River Valley, son of George Sutherland (‘ Okayasiw ’) and his second wife Paskus (‘ Rising ’), tried to prevent in 1876 negotiations on the Treaty 6 at Fort Carlton along with Kamdyistowesit (' Beardy ') and Saswaypew (' Cut Nose '), but finally signed on August 28 the treaty, in August 1884 he attended a meeting with chief Mistahimaskwa (' Big Bear ') and Papewes (‘ Papaway ’-' Lucky Man '), his tribal group joined first the Métis in 1885, died on 25 April 1886 in the prison )

Juniata's first classes were held on April 17, 1876 with Zuck teaching Rebecca Cornelius, Maggie D. Miller, and Gaius M. Brumbaugh, the only son of Andrew Brumbaugh.

* 1205 — The Battle of Adrianople occurred on April 14, 1205 between Bulgarians under Tsar Kaloyan of Bulgaria, and Crusaders under Baldwin I, ( July 1172 – 1205 ), the first emperor of the Latin Empire of Constantinople.

The Battle of Adrianople occurred on April 14, 1205 between Bulgarians under Tsar Kaloyan of Bulgaria, and Crusaders under Baldwin I.

When, under the Treaty of Berlin ( 1878 ), Bulgaria became an autonomous principality under the suzerainty of the Ottoman Empire, the Tsar recommended his nephew to the Bulgarians as a candidate for the newly-created throne, and the Grand National Assembly unanimously elected Prince Alexander as Prince of Bulgaria ( 29 April 1879 ).

The Frankish knights were defeated ( 14 April 1205 ); the count of Blois was slain, and the emperor captured by the Bulgarians ( see Battle of Adrianople ).

When his elder brother, the emperor Baldwin I, was captured at the Battle of Adrianople in April 1205 by the Bulgarians, Henry was chosen regent of the empire, succeeding to the throne when the news of Baldwin ’ s death arrived.

On April 6, 1941 German forces, supported by the Italians, Hungarians and the Bulgarians, engaged in combat with the Greeks and simultaneously invaded Yugoslavia.

The April Uprising (, Aprilsko vastanie ) was an insurrection organised by the Bulgarians in the Ottoman Empire from April to May 1876, which indirectly resulted in the re-establishment of Bulgaria in 1878.

In April 1941 Germans, Italians, Hungarians and Bulgarians made quick work of the royal Yugoslav army.

In April 1709, Mirwais along with his tribal army revolted against Gurgīn and the Safavids in Kandahar City.

But through the diplomatic errors of Charles ' Vicar, Herbert of Orléans, Messina, too, revolted on 28 April 1282.

On Easter day on the 11th of April 1192 the people of Nicosia revolted and drove the Knights Templar off the city.

Military officers had revolted against the provisional Junta to restore Bosch, whereupon U. S. President Lyndon Johnson, under the pretext of eliminating Communist influence in the Caribbean sent 42, 000 U. S. troops to defeat the revolt in Operation Power Pack, on April 28.

Fearing for their positions of power, the Bahri Mamluks revolted against the sultan and killed him in April 1250.

The people of Spetses revolted on 3 April and later joined forces with ships from other Greek islands.

Disbanded soldiers continued to join him in April, all South Wales revolted, and eventually he was joined by Major-General Rowland Laugharne, his district commander, and Colonel Rice Powell | url = http :// www. dealkent. co. uk / heritage_pages / default. asp? PageID = 3 | title = Deal Castle | publisher = website of Deal Kent Heritage Pages | archiveurl = http :// web. archive. org / web / 20070929235242 / http :// www. dealkent. co. uk / heritage_pages / default. asp? PageID = 3 | archivedate = 29 September 2007

On Easter day on the 11th of April 1192 the people of Nicosia revolted and drove the Knights Templar off the city.

Colonel Medinacelli with 300 soldiers also revolted against Olañeta, and on April 2 of 1825 they faced each other in the Battle of Tumusla, which ended with the death of Olañeta.

In April 1709, Mir Wais along with his followers revolted against the Safavid rule at Kandahar.