UnScramble this Word: i n b n b g i l?

Questions

What crucial battle took place in 1815?

What island was Napoleon's first home in exhile?

How many of his wives did Henry VIII have beheaded?

What supermarkets were founded by Sir John Cohen with the slogan 'Pile it high, sell it cheap'?

What colour is the stripe on a Canadian Mountie's dress pants?