"Florianus (Marcus Annius Florianus; died 276), also known as Florian, was Roman emperor in 276, from July to September. He was the maternal half-brother of his ...
predecessor, Tacitus, who was proclaimed emperor in late 275, after the unexpected death of Emperor Aurelian. After Tacitus died in July 276, allegedly assassinated as a consequence of a military plot, Florianus proclaimed himself emperor, with the recognition of the Roman Senate and much of the empire. However, Florianus soon had to deal with the revolt of Probus, who rose up shortly after Florianus ascended the throne, with the backing of the provinces of Egypt, Syria, Palestine, and Phoenicia. Probus took advantage of the terrain of the Cilician Gates, and the hot climate of the area, which Florianus´ army was unaccustomed to, to chip away at their morale. Because of this, in September 276, Florianus´ army rose up against him and killed him." - (en.wikipedia.org 21.06.2020)
