UnScramble this Word: e i n h t r e s o n?

Questions

In 1983 6th space shuttle mission, ---------- launched ?

In 1984 Winston ---------- in Orwell's "1984" begins his secret diary ?

In 1990 Gloria ---------- released from the hospital after her accident?

In 2348 B.C. Noah's ark grounded, Mt ---------- (calculated date) ?

In 1242 Alexander ---------- of Novgorod defeats Teutonic Knights ?