Misc: no nfl team which plays its home games in a domed stadium has ever won a ______?

Questions

In what year did 'The Searchers' have a hit record with Sweets for my Sweet?

'Paper Lace' told Billy not to be a hero in which year?

In what year did Steve Davis win the World Snooker Championship?

The Salvation Army was founded in what year?

Yasser Arafat has been leader of the PLO since what year?