The 45th Infantry Regiment, also known as the "Thunderbirds," is a unit of the United States Army. It was originally formed in 1917 and has a rich history, participating in various conflicts, including World War II and the Korean War. The regiment is part of the Oklahoma Army National Guard and is known for its distinctive patch featuring a thunderbird symbol. Throughout its history, the 45th Infantry Regiment has earned numerous awards and commendations for its service. The unit has been involved in both combat and humanitarian missions, showcasing its versatility and commitment to the nation. Today, it continues to train and prepare for potential deployments, maintaining its legacy of bravery and dedication.