Mr. Conley's Progressive Era and WW1

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Across
  1. 4. different nations promised to help one another if any one of them came under attack
  2. 6. one of the alliances that divided Europe
  3. 8. exposed political machines
  4. 9. his assassination was the spark for WW1
  5. 12. gave voters the opportunity to accept or reject the laws
  6. 13. progressives largely ignored the concerns of this group
  7. 15. an investigative reporter who exposed corruption in business
Down
  1. 1. one of the countries that made up the Allied Powers
  2. 2. primary Voters chose candidates to appear on the ballot
  3. 3. allowed voters to remove elected officials from office
  4. 5. a feeling of intense loyalty to a country or group
  5. 7. one of the countries that made up the Central Powers
  6. 10. exposed meatpacking plants
  7. 11. described oil trusts as unfair
  8. 14. a rapid buildup of military power