Robert Dinwiddie was a British colonial administrator in the 18th century, best known for his role as the Lieutenant Governor of the Virginia Colony. He served from 1751 to 1758 and was instrumental in the early stages of the French and Indian War. His policies and decisions significantly impacted colonial relations with Native American tribes and the French. Dinwiddie is also recognized for his efforts to expand British territory in North America. He famously sent George Washington on a mission to deliver a message to the French, which marked the beginning of military conflicts in the region. His tenure laid the groundwork for future colonial expansion.