carlsen: Lacking motivation, Carlsen not to defend title at 2023 World Chess Championship - The Economic Times

Carlsen said he had met with representatives from The International Chess Federation (FIDE) to inform them of his decision in Madrid in connection to the Candidates Tournament -- which decides who gets a chance to challenge the world champion.

Trent on Carlsen possibly quitting: “Not a great thing to do!”

Magnus Carlsen not to defend title at 2023 World Chess Championship- The New Indian Express

Chess World Champion Magnus Carlsen Won't Defend His Title - WSJ

On Chess: Finding a new Bobby Fischer

An Unmotivated Magnus Carlsen Will Give Up World Chess Title - The New York Times

Carlsen To Play In Grand Final; Wesley So, Iturrizaga Win With Clean Sweeps In Losers

Norwegian world #1 Magnus Carlsen will not defend his World Chess Championship title – All Things Nordic

World chess champion won't defend title because he 'does not particularly like it

FIDE World Chess Championship 2025

World chess champion won't defend title because he 'does not particularly like it