50s BC

Events and trends

 * : a secret pact for mutual advantage between politicians,  and  (ca. –).
 * : Julius Caesar conquers much of, crosses the and leads two expeditions to  ( — ).
 * Foundation of the kingdom of in  by
 * Pompey builds 's first permanent
 * : the Roman general Marcus Licinius Crassus's attempt to invade the is defeated by  at Carrhae, now  in ; Crassus is killed.
 * : Julius Caesar defeats a united Gaulish rebellion led by.

Significant people

 * , Roman politician and general (lived –)
 * (lived /–, reigned –) — meets and later becomes teenager Pharaoh, after her brothers die young.
 * , Roman general (lived –)
 * , Roman politician and general (lived –)
 * , Roman politician (lived –)
 * , of the  (d. )
 * , British war-leader
 * , German king
 * , Gaulish king
 * , King of (reigned –)
 * , king of Parthia and (reigned –)
 * , king of Parthia (reigned –)
 * , Parthian general (lived –)
 * , king of in

Births

 * , Roman historian (ca. )
 * , Roman orator (ca. )

Deaths

 * , Roman politician and general
 * , Greek philosopher, astronomer and geographer