Centuries: 2nd century BC - 1st century BC - 1st century

Decades: 130s BC 120s BC 110s BC 100s BC 90s BC - 80s BC - 70s BC 60s BC 50s BC 40s BC 30s BC

Years: 90 BC 89 BC 88 BC 87 BC 86 BC - 85 BC - 84 BC 83 BC 82 BC 81 BC 80 BC

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Events

• First Mithridatic War - Lucius Cornelius Sulla again defeats Archelaus in the decisive Battle of Orchomenus .

Births

• Marcus Junius Brutus, conspirator & assassin in the murder of Julius Caesar (approximate date)
• Tiberius Nero, father of Tiberius

Deaths