There is also 'Thrawn: The Lost Years'. This fanfiction fills in the gaps of his life that are not fully explored in the official canon. It gives a more in - depth look at his early days and how he became the brilliant strategist we know, with interesting plot twists and character development.
The Thrawn novel's setting depends on the specific book. Some are set during earlier eras of the Star Wars universe, while others might be placed at different points in the timeline. Without knowing the exact novel, it's hard to give an exact time.
Ezra is not based on a true story. It's likely the product of the author's imagination and creative storytelling. Although some works may incorporate real-life themes or issues, Ezra doesn't have a direct connection to a factual account.