Gen X crossword

123456
Across
  1. 4. Who was president when the Berlin Wall fell
  2. 5. The place where a nuclear meltdown happened
  3. 6. The place where hostages were kept in a US embassy
Down
  1. 1. The name of the US operation taking place in the middle east
  2. 2. The president behind Watergate
  3. 3. The name of the failed space flight in 1986