Gukesh Dommaraju becomes youngest-ever world chess champion at 18.

Defeats defending champion Ding Liren in a dramatic final.

Achieved victory with a final score of 7.5-6.5 after two weeks.

Becomes the second Indian world chess champion after Anand.

Emotional moment as Gukesh celebrated his historic achievement.

Praised by PM Narendra Modi for his determination and talent.