Q. Which city was captured from the British by local ruler Siraj-ud-Daula in 1756?
Answer: Calcutta
Notes: Mirza Muhammad Siraj ud-Daulah, commonly known as Siraj ud-Daulah, was the last independent Nawab of Bengal. The end of his reign marked the start of British East India Company rule over Bengal and later almost entire South Asia. Siraj disliked the British, and attacked and took control of Calcutta when he became ruler in Bengal.