Pliny the Younger wrote to this emperor about the spread of early Christianity.
According to the Mishnah, an unsuccessful revolt against a governor under this Emperor resulted in a ban of garlands for brides on their wedding day and a moratorium on the Greek language. That governor was later executed by this Emperor's successor, and was named Lusius Quietus. Pliny the Younger wrote to this emperor about the spread of early Christianity. A bridge crossing the Danube between Serbia and Romania is named for this emperor, and was designed by Apollodorus of Damascus. This man was given the title of optimus princeps, and his military conquest of Dacia was commemorated with a large, engraved pillar. For 10 points, name this second of the Five Good Emperors, under whose reign the Roman Empire extended to its greatest size, and who has a namesake column in Rome.
According to the Mishnah, an unsuccessful revolt against a governor under this Emperor resulted in a ban of garlands for brides on their wedding day and a moratorium on the Greek language.
Trajan [or Caesar Nerva Traianus Germanicus; or Caesar Divi Nervae Filius Nerva Traianus Optimus Augustus]