The outbreak of World War I interrupted his studies, but it was during this tumultuous time that Tolkien began to write, laying the foundation for his later masterpieces. His experiences in the war, particularly the trauma of shell shock, influenced his writing, leading to the creation of works like "The Silmarillion" and "The Lord of the Rings."

Tolkien's career flourished after the war, with significant milestones including his appointment as a professor at Oxford and the publication of "The Hobbit" in 1937. His friendship with C.S. Lewis and involvement with the Inklings further enriched his literary life.

The timeline of Tolkien's life https://lord-of-the-rings.org/tolkien/chronology.html is not just a chronology of events; it is a testament to how personal experiences, academic pursuits, and historical contexts converged to create one of the most beloved authors of the 20th century.