Who added parts to the tower of London?

Various monarchs and architects have added parts to the Tower of London over the centuries. Notably, William the Conqueror built the White Tower in the 11th century, while subsequent kings expanded the complex. King Henry III and King Edward I made significant enhancements in the 13th century, adding defensive walls and towers. The Tower has continued to evolve, reflecting the changing needs of the monarchy and military throughout its history.