The Special Air Service (SAS) is a special forces unit of the British Army, known for its expertise in counter-terrorism, hostage rescue, and covert reconnaissance. Established in 1941 during World War II, the SAS has a reputation for rigorous training and operational effectiveness. Its members are selected from various military units and undergo a demanding selection process. The SAS operates under the command of the United Kingdom Special Forces and often collaborates with other military and intelligence agencies. The unit's motto, "Who Dares Wins," reflects its focus on bravery and determination in challenging situations.