Short answers, pulled from the story.
Gaius Sallustius Crispus likely entered the world in Amiternum, a town within Sabine territory. His family belonged to the equestrian order and held full Roman citizenship as part of a provincial noble lineage with Sabine roots.
Gaius Sallustius Crispus served as plebeian tribune during 52 BC when followers of Milo killed Clodius. He supported the prosecution of Milo while organizing street demonstrations that pressured Cicero into delivering a substandard defense performance.
As proconsular governor of Africa Nova, Gaius Sallustius Crispus amassed great wealth through corruption and extortion. Julius Caesar's dictatorial influence saved him from conviction upon returning to Rome in late 45 or early 44 BC.
The first major work by Gaius Sallustius Crispus details Lucius Sergius Catilina's attempt to overthrow the Roman Republic in 63 BC. Some historians date its composition to 50 BC as an unpublished pamphlet reworked after civil wars.
Gaius Sallustius Crispus characterized his works with brevity and rare words or turns of phrase far removed from conversational Latin. He avoided common public speech words such as honestas and humanitas while using rare forms like lubido instead of libido.