i) Fort William: Fort William was built under the supervision of Sir Charles Eyr in the year 1700.
(ii) Fort. St. George: It is the first British fort of India, built in 1644 at the coastal city of Chennai.
(iii) Fort St. David: Previously, this fort was a Maratha property. The fort was sold by the Marathas to the English
Indian Company in 1690.
(iv) Fort Angelo: It is also known as Kannur Fort. The St. Angelo Fort of Kerala was built by the first Protuguese Viceroy Don Francisco De Alwida. It was constructed in the year 1505.