2022 started and ended very differently for Vladimir Putin and Volodymyr Zelensky.

Putin has gone from all-powerful to global pariah. Zelensky from untrustworthy former comedian to TIME magazine's Person of the Year.

It's one of the oldest lessons in the history books: political power can be fleeting.

On GZERO World, Ian Bremmer looks back at 2022 and forward to 2023 with two frequent guests of the show: former US State Department official Anne-Marie Slaughter and The Atlantic contributor Tom Nichols.

Lots to talk about: Ukraine, the state of American democracy, and Xi Jinping's rocky year.

Does Russia still have game after its disaster of a war in Ukraine? Did US democracy dodge a bullet with the unexpected result of the midterms? And has walking back zero-COVID humbled Xi on the year of his CCP coronation?