UnScramble this Word: r t t a e i?

Questions

From which country are the European Space Agency Ariane rockets launched?

Who was The Man of Destiny in George Bernard Shaw's play of that name?

Which group had a British number one hit in the 1970s with I Don't Like Mondays?

In what year was the Battle of Balaclava?

Which country's national flag consists of a white crescent and star, offset left of centre, on a red field?