The Bulgarian Crisis refers to an event as part of the Balkan crisis between 1885 and 1888 which saw a conflict between the Germans and the Russians.

In September 1885, a rebellion in Eastern Rumelia

Eastern Rumelia

Eastern Rumelia or Eastern Roumelia was an administratively autonomous province in the Ottoman Empire and Principality of Bulgaria from 1878 to 1908. It was under full Bulgarian control from 1885 on, when it willingly united with the tributary Principality of Bulgaria after a bloodless revolution...

 saw the people proclaim a union with Bulgaria

Bulgaria

Bulgaria , officially the Republic of Bulgaria , is a parliamentary democracy within a unitary constitutional republic in Southeast Europe. The country borders Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, as well as the Black Sea to the east...

, which was a violation of the Berlin Treaty of 1878.

A conflict resulted between Alexander Battenberg, the would-be German king for greater Bulgaria, and Alexander III

Alexander III of Russia

Alexander Alexandrovich Romanov , historically remembered as Alexander III or Alexander the Peacemaker reigned as Emperor of Russia from until his death on .-Disposition:...

, the Tsar

Tsar

Tsar is a title used to designate certain European Slavic monarchs or supreme rulers. As a system of government in the Tsardom of Russia and Russian Empire, it is known as Tsarist autocracy, or Tsarism...

 of Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

, who denounced any German claim to the Bulgarian throne.