In political science, rollback is the strategy of forcing a change in the major policies of a state, usually by replacing its ruling regime. ... It contrasts with containment, which means preventing the expansion of that state; and with détente, which means a working relationship with that state.

What does it mean rolling back?

Definition of roll back (Entry 2 of 2) transitive verb. 1 : to reduce (something, such as a commodity price) to or toward a previous level on a national scale. 2 : to cause to retreat or withdraw : push back.

What does rolling back the years mean?

Filters. (idiomatic) To produce a sense of nostalgia.