Attack on Titan: How Much Has Annie Changed Since Season 1?

gamerant.com:

Annie Leonhart was one of Attack on Titan's biggest enigmas in its first season. All we knew about her was that she was gifted with a sword, packed a powerful punch and is definitely not a people person. Up until the season's ending, Annie was harbouring her identity as the mysterious Female Titan, a titan with incredible strength and apparent intelligence. In the season finale, Annie concealed herself in an impenetrable crystal and has remained that way until Part Two of the Final Season. Now recently emerged after many years of encasement, Annie has entered a world much different to the one she left in.

As a Warrior candidate from Marley, Annie was sent to Paradis Island with fellow Warriors Reiner Braun, Bertolt Hoover and Marcel Galliard when they were very young. Their mission was to locate the Founding Titan. It was the Warrior unit that broke through Wall Maria in Shinganshina, and was thus the catalyst for the events of the anime that followed. In Part Two of the Final Season, Annie's loyalties seem to have changed, as she fights alongside her fellow cadets to save the world from the Rumbling.

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Annie was abandoned by her parents as an infant. A blood test showed that her Eldian blood was the result of her mother's adulterous affair with an Eldian man. A foreign man with Eldian blood who was placed in the internment camp adopted Annie, so that he could train her to become a Warrior in order for him to live a wealther lifestyle. Annie was too young to understand why she was undergoing all this rigorous combat training. Before she even knew her father's intentions, she was learning hand-to-hand fighting techniques from his homeland. In his eyes, her worth was determined