Events from 100 BC

Romans develop portable hand abacus - bronze tablet with grooves and counters for merchants and engineers

Slave uprising at Spanish mines - thousands of mining slaves revolt, suppressed brutally, Diodorus describes horrific conditions

Aedui become 'friends of Roman people' - Celtic tribe controls wine trade, exchanges slaves for Roman wine, later crucial Caesar allies

Celts invent wooden barrel - replaces heavy ceramic amphorae for wine storage and transport, revolutionizes trade

Falernian wine reaches peak prestige - Rome's greatest wine, three types (dry, sweet, light), aged 10-20 years, mentioned by every Roman author