Misc: How many substitutes is a football team aloowed to use during a game?

Questions

In which year did James Brady try to assassinate Roanald reagan?

In what year was the film The Horse Whisperer released?

The first telephone exchange was opened in the US in what year?

'Frodo. Gandalf and Bilbo Baggins are all characters from what?

Who was in the charts in 1992 with "Be My Baby'?