(Reuters) - Ratan Tata, the former Tata Group chairman who put a staid and sprawling Indian conglomerate on the global stage with a string of high-profile acquisitions, has died, Tata Group said in a statement late on Wednesday. He was 86.

(Reporting by Abhirup Roy and Gursimran Kaur; Editing by Edwina Gibbs and Chris Reese)