Main Page | See live article | Alphabetical index 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 Table of contents 1 Events 2 Births 3 Deaths Events First Mithridatic War - Lucius Cornelius Sulla again defeats Archelaus in the decisive Battle of Orchomenus. Births Marcus Junius Brutus, conspirer in the murder of Julius Caesar (approximate date) Deaths This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.