For which film did Christopher Plummer win the Oscar for Best Supporting Actor?

Who won the Oscar for Best Supporting Actor for 'Inglourious Basterds'? Who won the Oscar for Best Supporting Actor for 'The Fighter'? For which film did Christian Bale win the Oscar for Best Supporting Actor? Who won the Oscar for Best Supporting Actor for 'Beginners'? Who won the Oscar for Best Supporting Actor for 'Django Unchained'? Who won the Oscar for Best Supporting Actor for 'Dallas Buyers Club'? For which film did Jared Leto win the Oscar for Best Supporting Actor? Who won the Oscar for Best Supporting Actor for 'Whiplash'?