Development of the TV show 'The Legend of Korra' began as a sequel to 'Avatar: The Last Airbender'.
The first episode of The Legend of Korra aired on Nickelodeon, introducing audiences to the sequel series.
The final episode of The Legend of Korra was aired, concluding the TV series.
Dark Horse Comics announced the continuation of The Legend of Korra story through graphic novels.
Harmonic Convergence causes a shift in spiritual energy. Korra, the new Avatar from the Southern Water Tribe, arrives in Republic City to begin her training.
Korra travels to Republic City and starts her airbending training under Tenzin, the son of Avatar Aang and Katara.
The Equalists, led by Amon, rise up against benders in Republic City, leading to conflict and unrest. Korra confronts and ultimately exposes Amon's true identity.
Korra faces spiritual challenges when Unalaq, her uncle and chief of the Northern Water Tribe, attempts to merge with the dark spirit Vaatu and bring about a calamity.
Korra masters the Avatar State and restores balance between the physical and spirit worlds by defeating Vaatu during Harmonic Convergence.
The anarchist group Red Lotus, led by Zaheer, kidnaps Korra in an attempt to end the Avatar cycle. Korra is poisoned and seriously injured, sparking political instability.
After being poisoned and held captive, Korra undergoes physical and psychological rehabilitation to regain her bending and mental strength.
Kuvira rises to power as a metalbender and forms the Earth Empire, threatening the balance in the Earth Kingdom with military aggression towards Republic City.
Kuvira's forces clash with Republic City defenders. Korra confronts Kuvira, eventually defeating her and preventing large-scale destruction.
Following the conflict, Korra and Asami decide to explore the Spirit World together, hinting at personal and spiritual growth.
