UnScramble this Word: h e n l u s a c?

Questions

Which englishman bettered his own 1980 Olympic 1500 metres time when he won the race in 1984?

Which Asian country is split east to west by the Hindu Kush?

What is Kris Kristoffersons CB handle in Convoy?

On which aircraft carrier did the Duke of York serve during the Falklands War?

Who loaned Shakespeares Antonio 3000 ducats?