The "T-class" refers to a series of submarines used by the Royal Navy of the United Kingdom. These submarines were designed for various roles, including anti-submarine warfare and intelligence gathering. The T-class submarines were notable for their ability to operate in shallow waters and their relatively small size, which made them agile and effective in their missions. Developed during the early 20th century, the T-class submarines played a significant role during World War II. They were equipped with torpedoes and had the capability to carry out reconnaissance missions. The T-class submarines contributed to the Royal Navy's efforts in maintaining maritime security during a critical period in history.