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Expo '74 in Spokane, USA
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Specialized Exposition hosted by the U.S. |
| Theme | Progress without Pollution |
| Participants | 10 countries |
| Attendance | 4,800,000 |
| Canada Pavilion | |
| Theme | Preservation and Management of the Environment and the Urgent Need to Balance One's Technological Progress Cannot Be Attained by One Country Alone |
| Commissioner General | Patrick Reid |
