100s (decade)

Emperor Trajan, who ruled from 98 to 117 AD, launched several successful military campaigns, including the Dacian wars (101–106) and the possibly violent conquest of Nabataea (106).

[1]: 8  Furthermore, the conquest changed the balance of power in the region, leading to a renewed anti-Roman alliance of local Germanic and Celtic tribes.

However, within the annexed territory and surrounds, the material advantages of being part of the Roman system wasn't lost on the majority of the surviving Dacian aristocracy.

[2] While Empress, she twice opened the imperial granaries to feed the hungry; forced the reduction of income landlords received from the land they rented out; she repaired waterways and cut court rituals and banquets.

He told Pliny to continue to prosecute Christians, but not to accept anonymous denunciations in the interests of justice as well as of "the spirit of the age".

He carried out a "massive reconstruction" of the Circus Maximus, which was already the Empire's biggest and best appointed circuit for the immensely popular sport of chariot racing.

The Buddhacharita, a Sanskrit poem describing the birth and reign of the Third Mauryan Emperor Ashoka, was composed around this time.

Plutarch wrote Parallel Lives, a series of 48 biographies of famous men, arranged in pairs to illuminate their common moral virtues or failings.

Stone tablet depicting fighting in Trajan's Dacian Wars (101–106). After the conquest in 106, Dacia's rich gold mines were secured which then contributed around 700 million Denarii per annum to the Roman economy.
The Trajan's Bridge across the lower Danube , as seen from Drobeta . Reconstruction by the engineer E. Duperrex in 1907
Decebalus ' suicidal death, from Trajan's Column