After the events of Mockingjay, Gale Hawthorne’s fate is left somewhat open-ended, but there are key details about his future that are revealed. Gale plays a significant role in the rebellion against the Capitol, using his skills in weaponry and strategy to aid the cause. However, his involvement in the creation of the bomb that kills Primrose Everdeen, Katniss’s sister, creates a rift between him and Katniss.
Following the war, Gale moves to District 2, where he takes up a position in the new government. His exact role is not specified, but it is clear that he continues to work in a capacity that allows him to use his talents for strategy and combat. The emotional distance between Gale and Katniss grows, and they ultimately part ways, with Katniss choosing Peeta over him.
Gale’s future is marked by his ambition and his ability to adapt to the new world order. While he does not end up with Katniss, he finds his own path in the post-war society, contributing to the rebuilding efforts and finding his place in the new government.