UNO

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Across
  1. 3. one of the five permanent members of the security council
  2. 4. ... council: most important committee of the UN
  3. 6. name of the predecessor organisation of the UN
  4. 8. 50 states signed the UN-Charta there in 1945
Down
  1. 1. most important official of the UN
  2. 2. ... declaration: one of the first signed declarations
  3. 5. Organisation to keep up international understanding
  4. 7. name of an American president during WWII