Wikimedia Commons has media related to 1878. 1878 (MDCCCLXXVIII) was a common year starting on Tuesday of the Gregorian calendar and a common year starting...

Ottoman Empire. After almost five centuries of Ottoman domination (1396–1878), Bulgaria emerged as an autonomous state with support and military intervention...

The 1878–79 United States House of Representatives elections were held on various dates in various states between June 3, 1878, and September 3, 1879....

The Exposition Universelle of 1878 (French pronunciation: [ɛkspozisjɔ̃ ynivɛʁsɛl]), better known in English as the 1878 Paris Exposition, was a world's...

The 1878 Canadian federal election was held on September 17, 1878, to elect members of the House of Commons of the 4th Parliament of Canada. It resulted...

was signed on 13 July 1878. In the aftermath of the Russian victory against the Ottoman Empire in the Russo-Turkish War of 1877–1878, the major powers restructured...

The 1878–79 United States Senate elections were held on various dates in various states. As these U.S. Senate elections were prior to the ratification...

4mm (.41 Swiss) rimfire cartridges. In 1878 the Swiss adopted the 10.4mm centerfire for their new Model 1878 revolver and most of their 1872 revolvers...

The papal conclave held from 18 to 20 February 1878 saw the election of Vincenzo Pecci, who took the name Leo XIII as pope. Held after the death of Pius...

The Breakers (built in 1878) was a Queen Anne style cottage designed by Peabody and Stearns for Pierre Lorillard IV and located along the Cliff Walk on...