Dacians led bu Decebalus fought in two wars against the Romans from this year to AD 88 or 89.
Domitian stopped a Dacian invasion of Moesia
Jealous of Gnaeus Julius Agricola's success in Britain, Domitian recalled and poisoned the general.
Domitian makes himself censor for life. This gives him the right to control the Senate. His totalitarian tendencies put the senatorial aristocracy against him.