Year 133 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Scaevola and Frugi (or, less frequently, year 621 Ab urbe condita). The denomination 133 BC for this year has been used since the early medieval period, when the Anno Dominicalendar era became the prevalent method in Europe for naming years.
Scipio Aemilianus captures Numantia, after a siege of eight months, suffering famine and pestilence. The remnant population of 4,000 citizens, surrender and set their city on fire. Thus ends the Numantine War.
Tiberius Sempronius Gracchus, is elected tribune of the people. He attempts to pass a law to redistribute the public land to benefit small landowners. Opposed by wealthier factions in the Roman Senate, he is killed by a group of Senators and their followers that same year.
In the 6th century BC, a league of Boeotian cities was formed and led by Thebes... When his grandson Attalus III died in 133 BC without male children to inherit the throne, it passed to the Roman Republic.
... reliefs made between the first century BC and the first century AD, Alapont said. These examples appear to date from the LateRepublic era, between 133 and 31 BC, according to the research paper.