time travel and historical events

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Across
  1. 4. the biggest time-related thing
  2. 5. the guy who started world war 2
  3. 6. the most common time teller
  4. 7. the country which started both world wars
Down
  1. 1. it was invented by the Chinese and is used to make books
  2. 2. the 2nd most common time teller
  3. 3. controls all of space and time
  4. 7. something that started massive rushes