WHAT ALL HAPPENED JANUARY TO MAY 1878
Find out what all happened January to May 1878

Russo-Turkish War (1877–1878) – Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule. (16. January 1878)

The revolutionary Vera Zasulich shoots at Fyodor Trepov, the Governor of Saint Petersburg. (24. January 1878)

John Tunstall is murdered by outlaw Jesse Evans, sparking the Lincoln County War in Lincoln County, New Mexico. (18. February 1878)

Yale Daily News becomes the first daily college newspaper in the United States. (28. January 1878)

Sofia is emancipated from Ottoman rule. (4. January 1878)

The Russo-Turkish War ends as Bulgaria regains its independence from Ottoman Empire according to the Treaty of San Stefano; shortly after Congress of Berlin stripped its status to an autonomous state of the Ottoman Empire. (3. March 1878)

Thomas Edison patents the phonograph. (19. February 1878)

The British frigate HMS Eurydice sinks, killing more than 300. (24. March 1878)

Gilbert and Sullivan's comic opera H.M.S. Pinafore opens at the Opera Comique in London. (25. May 1878)

The first telephone book is issued in New Haven, Connecticut. (21. February 1878)

Umberto I becomes King of Italy. (9. January 1878)