If a non-empty set G with a binary operation * satisfies both the closure property and the associative property, then the algebraic structure (G, *) is called a ____.

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?